<PAGE> PAGE 1
000 B000000 01/31/99
000 C000000 0000106444
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 U
001 A000000 VANGUARD FIXED INCOME SECURITIES FUNDS
001 B000000 811-2368
001 C000000 6106691000
002 A000000 100 VANGUARD BOULEVARD
002 B000000 MALVERN
002 C000000 PA
002 D010000 19355
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 9
007 C010100 1
007 C020100 VANGUARD LONG-TERM CORPORATE FUND
007 C030100 N
007 C010200 2
007 C020200 VANGUARD HIGH YIELD CORPORATE FUND
007 C030200 N
007 C010300 3
007 C020300 VANGUARD GNMA FUND
007 C030300 N
007 C010400 4
007 C020400 VANGUARD SHORT-TERM CORPORATE FUND
007 C030400 N
007 C010500 5
007 C020500 VANGUARD LONG-TERM TREASURY FUND
007 C030500 N
007 C010600 6
007 C020600 VANGUARD SHORT-TERM FEDERAL FUND
007 C030600 N
007 C010700 7
007 C020700 VANGUARD SHORT-TERM TREASURY FUND
007 C030700 N
007 C010800 8
007 C020800 VANGUARD INTERMEDIATE-TERM TREASURY FUND
007 C030800 N
007 C010900 9
007 C020900 VANGUARD INTERMEDIATE-TERM CORPORATE FUND
007 C030900 N
007 C011000 10
013 A00AA01 PRICEWATERHOUSECOOPERS LLP
<PAGE> PAGE 2
013 B01AA01 PHILADELPHIA
013 B02AA01 PA
013 B03AA01 19103
014 A00AA01 VANGUARD MARKETING CORPORATION
014 B00AA01 8-21570
018 00AA00 Y
019 A00AA00 Y
019 B00AA00 97
019 C00AA00 VANGUARDGR
020 C000001 0
020 C000002 0
020 C000003 0
020 C000004 0
020 C000005 0
020 C000006 0
020 C000007 0
020 C000008 0
020 C000009 0
020 C000010 0
021 000000 0
022 A000001 THE VANGUARD GROUP, INC./POOLED CASH ACCT.
022 B000001 23-1945930
022 C000001 13647589
022 D000001 13022256
022 A000002 SMITH BARNEY/SALOMON
022 B000002 13-1912900
022 C000002 3536822
022 D000002 1412540
022 A000003 MERRILL LYNCH
022 B000003 13-5674085
022 C000003 2313682
022 D000003 839613
022 A000004 BARCLAY DE ZOETE WEDD SECURITIES INC.
022 B000004 13-3410233
022 C000004 1438034
022 D000004 1704714
022 A000005 GOLDMAN SACHS & CO.
022 B000005 13-5108880
022 C000005 1805488
022 D000005 521722
022 A000006 MORGAN STANLEY & CO., INC.
022 B000006 13-2655998
022 C000006 1268667
022 D000006 811132
022 A000007 GREENWICH CAPITAL MARKETS
022 B000007 13-3172275
022 C000007 1150864
022 D000007 614405
022 A000008 DONALDSON, LUFKIN & JENRETTE SECURITIES CORP.
022 B000008 13-2741729
022 C000008 910070
<PAGE> PAGE 3
022 D000008 799166
022 A000009 LEHMAN BROTHERS INC.
022 B000009 13-2518466
022 C000009 1034230
022 D000009 400832
022 A000010 CREDIT SUISSE FIRST BOSTON CORPORATION
022 B000010 13-5659485
022 C000010 926714
022 D000010 312917
023 C000000 33358239
023 D000000 23895595
026 A000000 N
026 B000000 N
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 Y
026 H000000 N
027 000000 Y
029 00AA00 N
030 A00AA00 0
030 B00AA00 0.00
030 C00AA00 0.00
031 A00AA00 0
031 B00AA00 0
032 00AA00 0
033 00AA00 0
034 00AA00 N
035 00AA00 0
036 B00AA00 0
042 A00AA00 0
042 B00AA00 0
042 C00AA00 0
042 D00AA00 0
042 E00AA00 0
042 F00AA00 0
042 G00AA00 0
042 H00AA00 0
043 00AA00 0
044 00AA00 0
058 A00AA00 N
059 00AA00 Y
060 A00AA00 Y
060 B00AA00 Y
061 00AA00 3000
066 A00AA00 N
067 00AA00 N
068 A00AA00 N
068 B00AA00 N
<PAGE> PAGE 4
069 00AA00 N
077 A000000 Y
077 B000000 Y
077 C000000 N
077 D000000 Y
077 E000000 N
077 F000000 N
077 G000000 N
077 H000000 N
077 I000000 N
077 J000000 N
077 K000000 N
077 L000000 N
077 M000000 N
077 N000000 N
077 O000000 N
077 P000000 N
077 Q010000 N
077 Q020000 N
077 Q030000 N
078 000000 N
080 A00AA00 ICI MUTUAL INSURANCE COMPANY
080 C00AA00 350000
081 A00AA00 Y
081 B00AA00 174
082 A00AA00 N
082 B00AA00 0
083 A00AA00 N
083 B00AA00 0
084 A00AA00 N
084 B00AA00 0
085 A00AA00 Y
085 B00AA00 N
086 A010000 0
086 A020000 0
086 B010000 0
086 B020000 0
086 C010000 0
086 C020000 0
086 D010000 0
086 D020000 0
086 E010000 0
086 E020000 0
086 F010000 0
086 F020000 0
008 A000101 WELLINGTON MANAGEMENT COMPANY
008 B000101 A
008 C000101 801-15908
008 D010101 BOSTON
008 D020101 MA
008 D030101 02109
<PAGE> PAGE 5
015 A000101 THE CHASE MANHATTAN BANK, N.A.
015 B000101 C
015 C010101 BROOKLYN
015 C020101 NY
015 C030101 11245
015 E010101 X
024 000100 N
028 A010100 73219
028 A010100 17196
028 A020100 0
028 A020100 129032
028 A030100 60968
028 A030100 16565
028 A040100 0
028 A040100 49943
028 B010100 100548
028 B010100 16879
028 B020100 0
028 B020100 100731
028 B030100 151518
028 B030100 16826
028 B040100 0
028 B040100 54907
028 C010100 60389
028 C010100 66680
028 C020100 0
028 C020100 61422
028 C030100 100584
028 C030100 17876
028 C040100 0
028 C040100 77227
028 D010100 547226
028 D010100 152022
028 D020100 0
028 D020100 473262
028 D030100 0
045 000100 Y
046 000100 N
047 000100 Y
048 000100 0.000
048 A010100 1000000
048 A020100 0.040
048 B010100 1000000
048 B020100 0.030
048 C010100 1000000
048 C020100 0.020
048 D010100 0
048 D020100 0.000
048 E010100 0
048 E020100 0.000
048 F010100 0
<PAGE> PAGE 6
048 F020100 0.000
048 G010100 0
048 G020100 0.000
048 H010100 0
048 H020100 0.000
048 I010100 0
048 I020100 0.000
048 J010100 0
048 J020100 0.000
048 K010100 3000000
048 K020100 0.015
049 000100 N
050 000100 N
051 000100 N
052 000100 N
053 A000100 N
055 A000100 Y
055 B000100 N
056 000100 Y
057 000100 N
062 A000100 Y
062 B000100 0.0
062 C000100 0.0
062 D000100 8.6
062 E000100 0.0
062 F000100 0.0
062 G000100 0.0
062 H000100 0.0
062 I000100 0.0
062 J000100 0.0
062 K000100 0.0
062 L000100 0.0
062 M000100 0.0
062 N000100 12.8
062 O000100 0.0
062 P000100 77.9
062 Q000100 2.6
062 R000100 -1.9
063 A000100 0
063 B000100 18.7
064 A000100 N
064 B000100 N
070 A010100 Y
070 A020100 Y
070 B010100 N
070 B020100 N
070 C010100 Y
070 C020100 N
070 D010100 N
070 D020100 N
070 E010100 Y
<PAGE> PAGE 7
070 E020100 N
070 F010100 N
070 F020100 N
070 G010100 Y
070 G020100 N
070 H010100 N
070 H020100 N
070 I010100 N
070 I020100 N
070 J010100 Y
070 J020100 Y
070 K010100 Y
070 K020100 N
070 L010100 Y
070 L020100 Y
070 M010100 N
070 M020100 N
070 N010100 Y
070 N020100 Y
070 O010100 Y
070 O020100 N
070 P010100 Y
070 P020100 N
070 Q010100 N
070 Q020100 N
070 R010100 N
070 R020100 N
071 A000100 1857797
071 B000100 1630991
071 C000100 3797699
071 D000100 43
072 A000100 12
072 B000100 258866
072 C000100 0
072 D000100 0
072 E000100 86
072 F000100 1048
072 G000100 4804
072 H000100 0
072 I000100 4897
072 J000100 44
072 K000100 0
072 L000100 106
072 M000100 7
072 N000100 0
072 O000100 93
072 P000100 0
072 Q000100 0
072 R000100 9
072 S000100 0
072 T000100 824
<PAGE> PAGE 8
072 U000100 0
072 V000100 10
072 W000100 0
072 X000100 11842
072 Y000100 60
072 Z000100 247170
072AA000100 83093
072BB000100 3295
072CC010100 37951
072CC020100 0
072DD010100 247170
072DD020100 0
072EE000100 88379
073 A010100 0.5820
073 A020100 0.0000
073 B000100 0.2060
073 C000100 0.0000
074 A000100 40
074 B000100 362430
074 C000100 0
074 D000100 3948058
074 E000100 0
074 F000100 0
074 G000100 0
074 H000100 0
074 I000100 714
074 J000100 7202
074 K000100 0
074 L000100 63309
074 M000100 0
074 N000100 4381753
074 O000100 77239
074 P000100 1718
074 Q000100 0
074 R010100 0
074 R020100 0
074 R030100 0
074 R040100 71094
074 S000100 0
074 T000100 4231702
074 U010100 451352
074 U020100 0
074 V010100 9.38
074 V020100 0.00
074 W000100 0.0000
074 X000100 99790
074 Y000100 0
075 A000100 0
075 B000100 3961927
076 000100 0.00
008 A000201 WELLINGTON MANAGEMENT COMPANY
<PAGE> PAGE 9
008 B000201 A
008 C000201 801-15908
008 D010201 BOSTON
008 D020201 MA
008 D030201 02109
024 000200 N
028 A010200 102178
028 A020200 24811
028 A030200 0
028 A040200 212326
028 B010200 95937
028 B020200 23621
028 B030200 0
028 B040200 116115
028 C010200 179432
028 C020200 24277
028 C030200 0
028 C040200 115082
028 D010200 261253
028 D020200 24541
028 D030200 0
028 D040200 62682
028 E010200 135530
028 E020200 39554
028 E030200 0
028 E040200 84039
028 F010200 190424
028 F020200 26035
028 F030200 0
028 F040200 94002
028 G010200 964754
028 G020200 162839
028 G030200 0
028 G040200 684246
028 H000200 0
037 000200 Y
038 000200 1580
039 000200 N
040 000200 N
045 000200 Y
046 000200 N
047 000200 Y
048 000200 0.000
048 A010200 1000000
048 A020200 0.060
048 B010200 1000000
048 B020200 0.040
048 C010200 1000000
048 C020200 0.030
048 D010200 0
048 D020200 0.000
<PAGE> PAGE 10
048 E010200 0
048 E020200 0.000
048 F010200 0
048 F020200 0.000
048 G010200 0
048 G020200 0.000
048 H010200 0
048 H020200 0.000
048 I010200 0
048 I020200 0.000
048 J010200 0
048 J020200 0.000
048 K010200 3000000
048 K020200 0.025
049 000200 N
050 000200 N
051 000200 N
052 000200 N
053 A000200 N
054 A000200 N
054 B000200 N
054 C000200 N
054 D000200 N
054 E000200 N
054 F000200 N
054 G000200 N
054 H000200 N
054 I000200 N
054 J000200 N
054 K000200 N
054 L000200 N
054 M000200 Y
054 N000200 N
054 O000200 N
055 A000200 N
055 B000200 N
056 000200 Y
057 000200 N
062 A000200 Y
062 B000200 0.0
062 C000200 0.0
062 D000200 2.7
062 E000200 0.0
062 F000200 0.0
062 G000200 0.0
062 H000200 0.0
062 I000200 0.0
062 J000200 0.0
062 K000200 0.0
062 L000200 0.0
062 M000200 5.0
<PAGE> PAGE 11
062 N000200 0.0
062 O000200 0.0
062 P000200 90.9
062 Q000200 0.0
062 R000200 1.4
063 A000200 0
063 B000200 8.0
064 A000200 N
064 B000200 N
070 A010200 Y
070 A020200 Y
070 B010200 N
070 B020200 N
070 C010200 Y
070 C020200 N
070 D010200 N
070 D020200 N
070 E010200 Y
070 E020200 N
070 F010200 N
070 F020200 N
070 G010200 Y
070 G020200 N
070 H010200 N
070 H020200 N
070 I010200 N
070 I020200 N
070 J010200 Y
070 J020200 Y
070 K010200 Y
070 K020200 N
070 L010200 Y
070 L020200 N
070 M010200 N
070 M020200 N
070 N010200 Y
070 N020200 Y
070 O010200 Y
070 O020200 N
070 P010200 Y
070 P020200 N
070 Q010200 N
070 Q020200 N
070 R010200 N
070 R020200 N
071 A000200 2429790
071 B000200 1544078
071 C000200 4944108
071 D000200 31
072 A000200 12
072 B000200 433157
<PAGE> PAGE 12
072 C000200 0
072 D000200 0
072 E000200 1027
072 F000200 1831
072 G000200 6716
072 H000200 0
072 I000200 4849
072 J000200 102
072 K000200 0
072 L000200 142
072 M000200 9
072 N000200 0
072 O000200 121
072 P000200 0
072 Q000200 0
072 R000200 10
072 S000200 0
072 T000200 1101
072 U000200 0
072 V000200 14
072 W000200 0
072 X000200 14895
072 Y000200 178
072 Z000200 419467
072AA000200 62951
072BB000200 65396
072CC010200 0
072CC020200 153489
072DD010200 419467
072DD020200 0
072EE000200 17026
073 A010200 0.6590
073 A020200 0.0000
073 B000200 0.0250
073 C000200 0.0000
074 A000200 0
074 B000200 150783
074 C000200 0
074 D000200 5318622
074 E000200 0
074 F000200 0
074 G000200 0
074 H000200 0
074 I000200 924
074 J000200 3708
074 K000200 0
074 L000200 133141
074 M000200 0
074 N000200 5607178
074 O000200 3375
074 P000200 1843
<PAGE> PAGE 13
074 Q000200 0
074 R010200 0
074 R020200 0
074 R030200 0
074 R040200 53117
074 S000200 0
074 T000200 5548843
074 U010200 702645
074 U020200 0
074 V010200 7.90
074 V020200 0.00
074 W000200 0.0000
074 X000200 140423
074 Y000200 0
075 A000200 0
075 B000200 5094409
076 000200 0.00
008 A000301 WELLINGTON MANAGEMENT COMPANY
008 B000301 A
008 C000301 801-15908
008 D010301 BOSTON
008 D020301 MA
008 D030301 02109
024 000300 N
025 D000301 0
025 D000302 0
025 D000303 0
025 D000304 0
025 D000305 0
025 D000306 0
025 D000307 0
025 D000308 0
028 A010300 349374
028 A020300 42179
028 A030300 0
028 A040300 268024
028 B010300 312944
028 B020300 42044
028 B030300 0
028 B040300 188851
028 C010300 341457
028 C020300 42830
028 C030300 0
028 C040300 191051
028 D010300 368366
028 D020300 43457
028 D030300 0
028 D040300 142870
028 E010300 347831
028 E020300 53165
028 E030300 0
<PAGE> PAGE 14
028 E040300 183318
028 F010300 465626
028 F020300 44663
028 F030300 0
028 F040300 171611
028 G010300 2185598
028 G020300 268338
028 G030300 0
028 G040300 1145725
028 H000300 0
037 000300 N
038 000300 0
039 000300 N
040 000300 N
045 000300 Y
046 000300 N
047 000300 Y
048 000300 0.000
048 A010300 3000000
048 A020300 0.020
048 B010300 3000000
048 B020300 0.010
048 C010300 0
048 C020300 0.000
048 D010300 0
048 D020300 0.000
048 E010300 0
048 E020300 0.000
048 F010300 0
048 F020300 0.000
048 G010300 0
048 G020300 0.000
048 H010300 0
048 H020300 0.000
048 I010300 0
048 I020300 0.000
048 J010300 0
048 J020300 0.000
048 K010300 6000000
048 K020300 0.008
049 000300 N
050 000300 N
051 000300 N
052 000300 N
053 A000300 N
054 A000300 N
054 B000300 N
054 C000300 N
054 D000300 N
054 E000300 N
054 F000300 N
<PAGE> PAGE 15
054 G000300 N
054 H000300 N
054 I000300 N
054 J000300 N
054 K000300 N
054 L000300 N
054 M000300 Y
054 N000300 N
054 O000300 N
055 A000300 N
055 B000300 N
056 000300 Y
057 000300 N
062 A000300 Y
062 B000300 0.0
062 C000300 0.0
062 D000300 4.5
062 E000300 0.0
062 F000300 0.0
062 G000300 0.0
062 H000300 0.0
062 I000300 0.0
062 J000300 0.0
062 K000300 0.0
062 L000300 0.0
062 M000300 0.0
062 N000300 98.5
062 O000300 0.0
062 P000300 0.0
062 Q000300 0.0
062 R000300 -3.0
063 A000300 0
063 B000300 6.1
064 A000300 N
070 A010300 Y
070 A020300 Y
070 B010300 N
070 B020300 N
070 C010300 Y
070 C020300 N
070 D010300 N
070 D020300 N
070 E010300 Y
070 E020300 N
070 F010300 N
070 F020300 N
070 G010300 Y
070 G020300 N
070 H010300 N
070 H020300 N
070 I010300 N
<PAGE> PAGE 16
070 I020300 N
070 J010300 Y
070 J020300 N
070 K010300 Y
070 K020300 N
070 L010300 N
070 L020300 N
070 M010300 N
070 M020300 N
070 N010300 Y
070 N020300 N
070 O010300 Y
070 O020300 N
070 P010300 Y
070 P020300 N
070 Q010300 N
070 Q020300 N
070 R010300 N
070 R020300 N
071 A000300 5031181
071 B000300 694557
071 C000300 9863730
071 D000300 7
072 A000300 12
072 B000300 685704
072 C000300 0
072 D000300 0
072 E000300 0
072 F000300 1229
072 G000300 14090
072 H000300 0
072 I000300 10989
072 J000300 1079
072 K000300 0
072 L000300 293
072 M000300 18
072 N000300 0
072 O000300 226
072 P000300 0
072 Q000300 0
072 R000300 14
072 S000300 0
072 T000300 2195
072 U000300 0
072 V000300 28
072 W000300 0
072 X000300 30161
072 Y000300 98
072 Z000300 655641
072AA000300 10773
072BB000300 9
<PAGE> PAGE 17
072CC010300 0
072CC020300 7860
072DD010300 655641
072DD020300 0
072EE000300 12237
073 A010300 0.6870
073 A020300 0.0000
073 B000300 0.0120
073 C000300 0.0000
074 A000300 0
074 B000300 510023
074 C000300 0
074 D000300 11187323
074 E000300 0
074 F000300 0
074 G000300 0
074 H000300 0
074 I000300 1890
074 J000300 0
074 K000300 0
074 L000300 76461
074 M000300 0
074 N000300 11775697
074 O000300 389776
074 P000300 4012
074 Q000300 0
074 R010300 0
074 R020300 0
074 R030300 0
074 R040300 27935
074 S000300 0
074 T000300 11353974
074 U010300 1084886
074 U020300 0
074 V010300 10.47
074 V020300 0.00
074 W000300 0.0000
074 X000300 289306
074 Y000300 0
075 A000300 0
075 B000300 10020345
076 000300 0.00
015 A000401 FIRST UNION BANK
015 B000401 C
015 C010401 PHILADELPHIA
015 C020401 PA
015 C030401 19101
015 E010401 X
024 000400 Y
025 A000401 LEHMAN BROTHERS INC.
025 B000401 13-2518466
<PAGE> PAGE 18
025 C000401 D
025 D000401 139755
025 A000402 GOLDMAN SACHS & CO.
025 B000402 13-5108880
025 C000402 D
025 D000402 90472
025 A000403 MERRILL LYNCH & CO., INC.
025 B000403 13-5674085
025 C000403 D
025 D000403 159703
025 A000404 MORGAN STANLEY & CO., INC.
025 B000404 13-2655998
025 C000404 D
025 D000404 100775
025 A000405 SMITH BARNEY INC.
025 B000405 13-1912900
025 C000405 D
025 D000405 72036
025 A000406 DONALDSON LUKIN & JENRETTE, INC.
025 B000406 13-2741729
025 C000406 D
025 D000406 40403
025 D000407 0
025 D000408 0
028 A010400 211345
028 A020400 24241
028 A030400 0
028 A040400 139658
028 B010400 225225
028 B020400 24129
028 B030400 0
028 B040400 154703
028 C010400 180003
028 C020400 25074
028 C030400 0
028 C040400 142700
028 D010400 166815
028 D020400 24561
028 D030400 0
028 D040400 122562
028 E010400 225710
028 E020400 25313
028 E030400 0
028 E040400 194288
028 F010400 249442
028 F020400 25624
028 F030400 0
028 F040400 181915
028 G010400 1258540
028 G020400 148942
028 G030400 0
<PAGE> PAGE 19
028 G040400 935826
028 H000400 0
045 000400 N
048 000400 0.000
048 A010400 0
048 A020400 0.000
048 B010400 0
048 B020400 0.000
048 C010400 0
048 C020400 0.000
048 D010400 0
048 D020400 0.000
048 E010400 0
048 E020400 0.000
048 F010400 0
048 F020400 0.000
048 G010400 0
048 G020400 0.000
048 H010400 0
048 H020400 0.000
048 I010400 0
048 I020400 0.000
048 J010400 0
048 J020400 0.000
048 K010400 0
048 K020400 0.000
055 A000400 N
055 B000400 N
056 000400 N
057 000400 N
062 A000400 Y
062 B000400 0.0
062 C000400 0.3
062 D000400 2.0
062 E000400 0.0
062 F000400 0.0
062 G000400 0.0
062 H000400 0.0
062 I000400 0.0
062 J000400 0.0
062 K000400 0.0
062 L000400 14.3
062 M000400 0.1
062 N000400 1.8
062 O000400 0.0
062 P000400 72.9
062 Q000400 7.5
062 R000400 1.1
063 A000400 0
063 B000400 2.7
064 A000400 Y
<PAGE> PAGE 20
070 A010400 Y
070 A020400 Y
070 B010400 N
070 B020400 N
070 C010400 Y
070 C020400 N
070 D010400 N
070 D020400 N
070 E010400 Y
070 E020400 Y
070 F010400 N
070 F020400 N
070 G010400 Y
070 G020400 N
070 H010400 N
070 H020400 N
070 I010400 N
070 I020400 N
070 J010400 Y
070 J020400 Y
070 K010400 Y
070 K020400 N
070 L010400 Y
070 L020400 Y
070 M010400 N
070 M020400 N
070 N010400 Y
070 N020400 Y
070 O010400 Y
070 O020400 N
070 P010400 Y
070 P020400 N
070 Q010400 N
070 Q020400 N
070 R010400 N
070 R020400 N
071 A000400 3527962
071 B000400 2454283
071 C000400 5303096
071 D000400 46
072 A000400 12
072 B000400 345804
072 C000400 0
072 D000400 0
072 E000400 187
072 F000400 671
072 G000400 5698
072 H000400 0
072 I000400 5856
072 J000400 98
072 K000400 0
<PAGE> PAGE 21
072 L000400 126
072 M000400 9
072 N000400 0
072 O000400 124
072 P000400 0
072 Q000400 0
072 R000400 10
072 S000400 0
072 T000400 1589
072 U000400 0
072 V000400 12
072 W000400 0
072 X000400 14193
072 Y000400 75
072 Z000400 331873
072AA000400 18818
072BB000400 9455
072CC010400 0
072CC020400 10705
072DD010400 311139
072DD020400 20734
072EE000400 0
073 A010400 0.6600
073 A020400 0.6730
073 B000400 0.0000
073 C000400 0.0000
074 A000400 0
074 B000400 119380
074 C000400 870461
074 D000400 4893844
074 E000400 0
074 F000400 0
074 G000400 0
074 H000400 0
074 I000400 1001
074 J000400 261
074 K000400 0
074 L000400 108527
074 M000400 0
074 N000400 5993474
074 O000400 9962
074 P000400 2090
074 Q000400 0
074 R010400 0
074 R020400 0
074 R030400 0
074 R040400 31500
074 S000400 0
074 T000400 5949922
074 U010400 509007
074 U020400 38733
<PAGE> PAGE 22
074 V010400 10.86
074 V020400 10.86
074 W000400 0.0000
074 X000400 119735
074 Y000400 0
075 A000400 0
075 B000400 5460724
076 000400 0.00
015 A000501 FIRST UNION BANK
015 B000501 C
015 C010501 PHILADELPHIA
015 C020501 PA
015 C030501 19101
015 E010501 X
024 000500 N
028 A010500 110511
028 A020500 4586
028 A030500 0
028 A040500 31275
028 B010500 96119
028 B020500 4758
028 B030500 0
028 B040500 53556
028 C010500 101081
028 C020500 4958
028 C030500 0
028 C040500 80723
028 D010500 66081
028 D020500 4866
028 D030500 0
028 D040500 45718
028 E010500 64321
028 E020500 5072
028 E030500 0
028 E040500 33657
028 F010500 70245
028 F020500 5194
028 F030500 0
028 F040500 48334
028 G010500 508358
028 G020500 29434
028 G030500 0
028 G040500 293263
028 H000500 0
055 A000500 N
055 B000500 N
056 000500 N
057 000500 N
062 A000500 Y
062 B000500 0.0
062 C000500 0.0
<PAGE> PAGE 23
062 D000500 4.3
062 E000500 0.0
062 F000500 0.0
062 G000500 0.0
062 H000500 0.0
062 I000500 0.0
062 J000500 0.0
062 K000500 0.0
062 L000500 0.0
062 M000500 85.5
062 N000500 11.5
062 O000500 0.0
062 P000500 0.0
062 Q000500 0.0
062 R000500 -1.3
063 A000500 0
063 B000500 20.6
064 A000500 N
064 B000500 N
070 A010500 Y
070 A020500 Y
070 B010500 N
070 B020500 N
070 C010500 Y
070 C020500 N
070 D010500 N
070 D020500 N
070 E010500 Y
070 E020500 Y
070 F010500 N
070 F020500 N
070 G010500 Y
070 G020500 N
070 H010500 N
070 H020500 N
070 I010500 N
070 I020500 N
070 J010500 Y
070 J020500 N
070 K010500 Y
070 K020500 N
070 L010500 N
070 L020500 N
070 M010500 N
070 M020500 N
070 N010500 Y
070 N020500 Y
070 O010500 Y
070 O020500 N
070 P010500 Y
070 P020500 N
<PAGE> PAGE 24
070 Q010500 N
070 Q020500 N
070 R010500 N
070 R020500 N
071 A000500 614343
071 B000500 261015
071 C000500 1171782
071 D000500 22
072 A000500 12
072 B000500 72142
072 C000500 0
072 D000500 0
072 E000500 171
072 F000500 147
072 G000500 1078
072 H000500 0
072 I000500 1594
072 J000500 28
072 K000500 0
072 L000500 45
072 M000500 2
072 N000500 0
072 O000500 26
072 P000500 0
072 Q000500 0
072 R000500 7
072 S000500 0
072 T000500 300
072 U000500 0
072 V000500 4
072 W000500 0
072 X000500 3231
072 Y000500 0
072 Z000500 69082
072AA000500 22761
072BB000500 2254
072CC010500 48185
072CC020500 0
072DD010500 69082
072DD020500 0
072EE000500 0
073 A010500 0.6290
073 A020500 0.0000
073 B000500 0.0000
073 C000500 0.0000
074 A000500 0
074 B000500 62492
074 C000500 0
074 D000500 1407022
074 E000500 0
074 F000500 0
<PAGE> PAGE 25
074 G000500 0
074 H000500 0
074 I000500 245
074 J000500 0
074 K000500 0
074 L000500 38218
074 M000500 0
074 N000500 1507977
074 O000500 7131
074 P000500 512
074 Q000500 0
074 R010500 0
074 R020500 0
074 R030500 0
074 R040500 50075
074 S000500 0
074 T000500 1450259
074 U010500 126993
074 U020500 0
074 V010500 11.42
074 V020500 0.00
074 W000500 0.0000
074 X000500 47555
074 Y000500 0
075 A000500 0
075 B000500 1222551
076 000500 0.00
015 A000601 FIRST UNION BANK
015 B000601 C
015 C010601 PHILADELPHIA
015 C020601 PA
015 C030601 19101
015 E010601 X
024 000600 N
028 A010600 53972
028 A020600 6484
028 A030600 0
028 A040600 28514
028 B010600 45241
028 B020600 6262
028 B030600 0
028 B040600 36243
028 C010600 49143
028 C020600 6421
028 C030600 0
028 C040600 29660
028 D010600 49993
028 D020600 6312
028 D030600 0
028 D040600 31872
028 E010600 41318
<PAGE> PAGE 26
028 E020600 6553
028 E030600 0
028 E040600 38108
028 F010600 58802
028 F020600 6466
028 F030600 0
028 F040600 56523
028 G010600 298469
028 G020600 38498
028 G030600 0
028 G040600 220920
028 H000600 0
055 A000600 N
055 B000600 N
056 000600 N
057 000600 N
062 A000600 Y
062 B000600 2.6
062 C000600 5.0
062 D000600 6.8
062 E000600 0.0
062 F000600 0.0
062 G000600 0.0
062 H000600 0.0
062 I000600 0.0
062 J000600 0.0
062 K000600 0.0
062 L000600 0.0
062 M000600 7.8
062 N000600 82.6
062 O000600 0.0
062 P000600 0.0
062 Q000600 0.0
062 R000600 -4.8
063 A000600 0
063 B000600 2.8
064 A000600 Y
064 B000600 N
070 A010600 Y
070 A020600 Y
070 B010600 N
070 B020600 N
070 C010600 Y
070 C020600 N
070 D010600 N
070 D020600 N
070 E010600 Y
070 E020600 N
070 F010600 N
070 F020600 N
070 G010600 N
<PAGE> PAGE 27
070 G020600 N
070 H010600 N
070 H020600 N
070 I010600 N
070 I020600 N
070 J010600 Y
070 J020600 Y
070 K010600 Y
070 K020600 N
070 L010600 N
070 L020600 N
070 M010600 N
070 M020600 N
070 N010600 Y
070 N020600 Y
070 O010600 Y
070 O020600 N
070 P010600 Y
070 P020600 Y
070 Q010600 N
070 Q020600 N
070 R010600 N
070 R020600 N
071 A000600 1877796
071 B000600 1611681
071 C000600 1501884
071 D000600 107
072 A000600 12
072 B000600 91494
072 C000600 0
072 D000600 0
072 E000600 23
072 F000600 191
072 G000600 1499
072 H000600 0
072 I000600 1889
072 J000600 32
072 K000600 0
072 L000600 65
072 M000600 3
072 N000600 0
072 O000600 36
072 P000600 0
072 Q000600 0
072 R000600 7
072 S000600 0
072 T000600 390
072 U000600 0
072 V000600 6
072 W000600 0
072 X000600 4118
<PAGE> PAGE 28
072 Y000600 10
072 Z000600 87409
072AA000600 8863
072BB000600 2987
072CC010600 5094
072CC020600 0
072DD010600 87409
072DD020600 0
072EE000600 0
073 A010600 0.5810
073 A020600 0.0000
073 B000600 0.0000
073 C000600 0.0000
074 A000600 1558
074 B000600 112038
074 C000600 125312
074 D000600 1486141
074 E000600 0
074 F000600 0
074 G000600 0
074 H000600 0
074 I000600 280
074 J000600 0
074 K000600 0
074 L000600 18120
074 M000600 0
074 N000600 1743449
074 O000600 80000
074 P000600 698
074 Q000600 0
074 R010600 0
074 R020600 0
074 R030600 0
074 R040600 18340
074 S000600 0
074 T000600 1644411
074 U010600 160264
074 U020600 0
074 V010600 10.26
074 V020600 0.00
074 W000600 0.0000
074 X000600 52446
074 Y000600 0
075 A000600 0
075 B000600 1540887
076 000600 0.00
024 000700 N
028 A010700 64366
028 A020700 4142
028 A030700 0
028 A040700 25392
<PAGE> PAGE 29
028 B010700 71561
028 B020700 4225
028 B030700 0
028 B040700 31891
028 C010700 57937
028 C020700 4424
028 C030700 0
028 C040700 33246
028 D010700 34224
028 D020700 4285
028 D030700 0
028 D040700 33429
028 E010700 43097
028 E020700 6679
028 E030700 0
028 E040700 27810
028 F010700 47268
028 F020700 4325
028 F030700 0
028 F040700 37726
028 G010700 318453
028 G020700 28080
028 G030700 0
028 G040700 189494
028 H000700 0
045 000700 N
048 000700 0.000
048 A010700 0
048 A020700 0.000
048 B010700 0
048 B020700 0.000
048 C010700 0
048 C020700 0.000
048 D010700 0
048 D020700 0.000
048 E010700 0
048 E020700 0.000
048 F010700 0
048 F020700 0.000
048 G010700 0
048 G020700 0.000
048 H010700 0
048 H020700 0.000
048 I010700 0
048 I020700 0.000
048 J010700 0
048 J020700 0.000
048 K010700 0
048 K020700 0.000
055 A000700 N
055 B000700 N
<PAGE> PAGE 30
056 000700 N
057 000700 N
062 A000700 Y
062 B000700 0.5
062 C000700 0.0
062 D000700 2.7
062 E000700 0.0
062 F000700 0.0
062 G000700 0.0
062 H000700 0.0
062 I000700 0.0
062 J000700 0.0
062 K000700 0.0
062 L000700 0.0
062 M000700 83.5
062 N000700 14.6
062 O000700 0.0
062 P000700 0.0
062 Q000700 0.0
062 R000700 -1.3
063 A000700 0
063 B000700 2.8
064 A000700 Y
064 B000700 N
070 A010700 Y
070 A020700 Y
070 B010700 N
070 B020700 N
070 C010700 Y
070 C020700 N
070 D010700 N
070 D020700 N
070 E010700 Y
070 E020700 N
070 F010700 N
070 F020700 N
070 G010700 Y
070 G020700 N
070 H010700 N
070 H020700 N
070 I010700 N
070 I020700 N
070 J010700 Y
070 J020700 Y
070 K010700 Y
070 K020700 N
070 L010700 N
070 L020700 N
070 M010700 N
070 M020700 N
070 N010700 Y
<PAGE> PAGE 31
070 N020700 Y
070 O010700 Y
070 O020700 N
070 P010700 Y
070 P020700 Y
070 Q010700 N
070 Q020700 N
070 R010700 N
070 R020700 N
071 A000700 1585899
071 B000700 1402567
071 C000700 1063105
071 D000700 132
072 A000700 12
072 B000700 59674
072 C000700 0
072 D000700 0
072 E000700 129
072 F000700 133
072 G000700 991
072 H000700 0
072 I000700 1374
072 J000700 14
072 K000700 0
072 L000700 45
072 M000700 2
072 N000700 0
072 O000700 25
072 P000700 0
072 Q000700 0
072 R000700 7
072 S000700 0
072 T000700 280
072 U000700 0
072 V000700 4
072 W000700 0
072 X000700 2875
072 Y000700 0
072 Z000700 56928
072AA000700 10301
072BB000700 1483
072CC010700 3074
072CC020700 0
072DD010700 56928
072DD020700 0
072EE000700 2497
073 A010700 0.5450
073 A020700 0.0000
073 B000700 0.0220
073 C000700 0.0000
074 A000700 0
<PAGE> PAGE 32
074 B000700 31882
074 C000700 6469
074 D000700 1174602
074 E000700 0
074 F000700 0
074 G000700 0
074 H000700 0
074 I000700 203
074 J000700 1994
074 K000700 0
074 L000700 18876
074 M000700 0
074 N000700 1234026
074 O000700 17208
074 P000700 448
074 Q000700 0
074 R010700 0
074 R020700 0
074 R030700 0
074 R040700 18875
074 S000700 0
074 T000700 1197495
074 U010700 115478
074 U020700 0
074 V010700 10.37
074 V020700 0.00
074 W000700 0.0000
074 X000700 39644
074 Y000700 0
075 A000700 0
075 B000700 1084728
076 000700 0.00
024 000800 N
028 A010800 82468
028 A020800 6226
028 A030800 0
028 A040800 31668
028 B010800 123292
028 B020800 6338
028 B030800 0
028 B040800 59293
028 C010800 84501
028 C020800 6645
028 C030800 0
028 C040800 110420
028 D010800 49920
028 D020800 6529
028 D030800 0
028 D040800 42928
028 E010800 60988
028 E020800 6771
<PAGE> PAGE 33
028 E030800 0
028 E040800 48690
028 F010800 70649
028 F020800 6884
028 F030800 0
028 F040800 67195
028 G010800 471818
028 G020800 39393
028 G030800 0
028 G040800 360194
028 H000800 0
055 A000800 N
055 B000800 N
056 000800 N
057 000800 N
062 A000800 Y
062 B000800 0.0
062 C000800 0.0
062 D000800 4.2
062 E000800 0.0
062 F000800 0.0
062 G000800 0.0
062 H000800 0.0
062 I000800 0.0
062 J000800 0.0
062 K000800 0.0
062 L000800 0.0
062 M000800 86.6
062 N000800 9.4
062 O000800 0.0
062 P000800 0.0
062 Q000800 0.0
062 R000800 -0.2
063 A000800 0
063 B000800 7.6
064 A000800 Y
064 B000800 N
070 A010800 Y
070 A020800 Y
070 B010800 N
070 B020800 N
070 C010800 Y
070 C020800 N
070 D010800 N
070 D020800 N
070 E010800 Y
070 E020800 Y
070 F010800 N
070 F020800 N
070 G010800 Y
070 G020800 N
<PAGE> PAGE 34
070 H010800 N
070 H020800 N
070 I010800 N
070 I020800 N
070 J010800 Y
070 J020800 Y
070 K010800 Y
070 K020800 N
070 L010800 N
070 L020800 N
070 M010800 N
070 M020800 N
070 N010800 Y
070 N020800 Y
070 O010800 Y
070 O020800 N
070 P010800 Y
070 P020800 Y
070 Q010800 N
070 Q020800 N
070 R010800 N
070 R020800 N
071 A000800 1209763
071 B000800 1038078
071 C000800 1657095
071 D000800 63
072 A000800 12
072 B000800 103908
072 C000800 0
072 D000800 0
072 E000800 274
072 F000800 212
072 G000800 1838
072 H000800 0
072 I000800 1994
072 J000800 14
072 K000800 0
072 L000800 53
072 M000800 3
072 N000800 0
072 O000800 40
072 P000800 0
072 Q000800 0
072 R000800 7
072 S000800 0
072 T000800 454
072 U000800 0
072 V000800 5
072 W000800 0
072 X000800 4620
072 Y000800 4
<PAGE> PAGE 35
072 Z000800 99566
072AA000800 30961
072BB000800 3498
072CC010800 28552
072CC020800 0
072DD010800 99566
072DD020800 0
072EE000800 0
073 A010800 0.6300
073 A020800 0.0000
073 B000800 0.0000
073 C000800 0.0000
074 A000800 0
074 B000800 79787
074 C000800 0
074 D000800 1800430
074 E000800 0
074 F000800 0
074 G000800 0
074 H000800 0
074 I000800 322
074 J000800 0
074 K000800 0
074 L000800 33823
074 M000800 0
074 N000800 1914362
074 O000800 3300
074 P000800 677
074 Q000800 0
074 R010800 0
074 R020800 0
074 R030800 0
074 R040800 34481
074 S000800 0
074 T000800 1875904
074 U010800 168149
074 U020800 0
074 V010800 11.16
074 V020800 0.00
074 W000800 0.0000
074 X000800 58847
074 Y000800 2757
075 A000800 0
075 B000800 1733245
076 000800 0.00
024 000900 Y
025 A000901 DANALDSON, LUFKIN & JENRETTE
025 B000901 13-2741729
025 C000901 D
025 D000901 15197
025 A000902 GOLDMAN SACHS & CO.
<PAGE> PAGE 36
025 B000902 13-5108880
025 C000902 D
025 D000902 10609
025 A000903 LEHMAN BROTHERS INC.
025 B000903 13-2518466
025 C000903 D
025 D000903 4981
025 A000904 MERRILL LYNCH & CO.
025 B000904 13-5674085
025 C000904 D
025 D000904 10205
025 A000905 MORGAN STANLEY & CO., INC.
025 B000905 13-2655998
025 C000905 D
025 D000905 5917
025 A000906 SMITH BARNEY, INC.
025 B000906 13-1912900
025 C000906 D
025 D000906 15598
025 D000907 0
025 D000908 0
028 A010900 39927
028 A020900 4505
028 A030900 0
028 A040900 19636
028 B010900 49196
028 B020900 4611
028 B030900 0
028 B040900 17849
028 C010900 62631
028 C020900 4877
028 C030900 0
028 C040900 33490
028 D010900 40503
028 D020900 4843
028 D030900 0
028 D040900 18199
028 E010900 39412
028 E020900 11942
028 E030900 0
028 E040900 43245
028 F010900 65366
028 F020900 5118
028 F030900 0
028 F040900 22930
028 G010900 297035
028 G020900 35896
028 G030900 0
028 G040900 155349
028 H000900 0
037 000900 N
<PAGE> PAGE 37
038 000900 0
039 000900 N
040 000900 N
055 A000900 N
055 B000900 N
056 000900 N
057 000900 N
062 A000900 Y
062 B000900 0.0
062 C000900 0.0
062 D000900 4.8
062 E000900 0.0
062 F000900 0.0
062 G000900 0.0
062 H000900 0.0
062 I000900 0.0
062 J000900 0.0
062 K000900 0.0
062 L000900 0.1
062 M000900 2.1
062 N000900 1.8
062 O000900 0.0
062 P000900 82.7
062 Q000900 10.2
062 R000900 -1.6
063 A000900 0
063 B000900 7.0
064 A000900 Y
070 A010900 Y
070 A020900 Y
070 B010900 N
070 B020900 N
070 C010900 Y
070 C020900 N
070 D010900 N
070 D020900 N
070 E010900 Y
070 E020900 Y
070 F010900 N
070 F020900 N
070 G010900 Y
070 G020900 N
070 H010900 N
070 H020900 N
070 I010900 N
070 I020900 N
070 J010900 Y
070 J020900 Y
070 K010900 Y
070 K020900 N
070 L010900 Y
<PAGE> PAGE 38
070 L020900 Y
070 M010900 N
070 M020900 N
070 N010900 Y
070 N020900 Y
070 O010900 Y
070 O020900 N
070 P010900 Y
070 P020900 N
070 Q010900 N
070 Q020900 N
070 R010900 N
070 R020900 N
071 A000900 1039761
071 B000900 737340
071 C000900 1030871
071 D000900 72
072 A000900 12
072 B000900 68762
072 C000900 0
072 D000900 0
072 E000900 244
072 F000900 128
072 G000900 1586
072 H000900 0
072 I000900 742
072 J000900 21
072 K000900 0
072 L000900 17
072 M000900 2
072 N000900 0
072 O000900 23
072 P000900 0
072 Q000900 0
072 R000900 6
072 S000900 0
072 T000900 304
072 U000900 0
072 V000900 2
072 W000900 0
072 X000900 2831
072 Y000900 15
072 Z000900 66190
072AA000900 17003
072BB000900 2852
072CC010900 389
072CC020900 0
072DD010900 66190
072DD020900 0
072EE000900 9243
073 A010900 0.6270
<PAGE> PAGE 39
073 A020900 0.0000
073 B000900 0.0820
073 C000900 0.0000
074 A000900 10140
074 B000900 59564
074 C000900 0
074 D000900 1194432
074 E000900 0
074 F000900 0
074 G000900 0
074 H000900 0
074 I000900 203
074 J000900 10414
074 K000900 0
074 L000900 23973
074 M000900 0
074 N000900 1298726
074 O000900 43643
074 P000900 314
074 Q000900 0
074 R010900 0
074 R020900 0
074 R030900 0
074 R040900 20677
074 S000900 0
074 T000900 1234092
074 U010900 122526
074 U020900 0
074 V010900 10.07
074 V020900 0.00
074 W000900 0.0000
074 X000900 26485
074 Y000900 0
075 A000900 0
075 B000900 1060797
076 000900 0.00
SIGNATURE GARY P. SOURA
TITLE MANAGER
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 01
<NAME> VANGUARD LONG-TERM CORPORATE FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 4004999
<INVESTMENTS-AT-VALUE> 4310488
<RECEIVABLES> 70511
<ASSETS-OTHER> 754
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 4381753
<PAYABLE-FOR-SECURITIES> 77239
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 72812
<TOTAL-LIABILITIES> 150051
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 3901183
<SHARES-COMMON-STOCK> 451352
<SHARES-COMMON-PRIOR> 399047
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 25030
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 305489
<NET-ASSETS> 4231702
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 258866
<OTHER-INCOME> 86
<EXPENSES-NET> 11782
<NET-INVESTMENT-INCOME> 247170
<REALIZED-GAINS-CURRENT> 79798
<APPREC-INCREASE-CURRENT> 37951
<NET-CHANGE-FROM-OPS> 364919
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 247170
<DISTRIBUTIONS-OF-GAINS> 88379
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 109341
<NUMBER-OF-SHARES-REDEEMED> 87606
<SHARES-REINVESTED> 30569
<NET-CHANGE-IN-ASSETS> 511424
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 33611
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1048
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 11842
<AVERAGE-NET-ASSETS> 3961927
<PER-SHARE-NAV-BEGIN> 9.32
<PER-SHARE-NII> 0.582
<PER-SHARE-GAIN-APPREC> 0.266
<PER-SHARE-DIVIDEND> 0.582
<PER-SHARE-DISTRIBUTIONS> 0.206
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 9.38
<EXPENSE-RATIO> 0.30
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 02
<NAME> VANGUARD HIGH YIELD CORPORATE FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 5429353
<INVESTMENTS-AT-VALUE> 5469405
<RECEIVABLES> 136849
<ASSETS-OTHER> 924
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 5607178
<PAYABLE-FOR-SECURITIES> 3375
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 54960
<TOTAL-LIABILITIES> 58335
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 5557837
<SHARES-COMMON-STOCK> 702645
<SHARES-COMMON-PRIOR> 580801
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (49046)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 40052
<NET-ASSETS> 5548843
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 433157
<OTHER-INCOME> 1027
<EXPENSES-NET> 14717
<NET-INVESTMENT-INCOME> 419467
<REALIZED-GAINS-CURRENT> (2445)
<APPREC-INCREASE-CURRENT> (153489)
<NET-CHANGE-FROM-OPS> 263533
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 419467
<DISTRIBUTIONS-OF-GAINS> 17026
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 214452
<NUMBER-OF-SHARES-REDEEMED> 131086
<SHARES-REINVESTED> 38479
<NET-CHANGE-IN-ASSETS> 801892
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (29575)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1831
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 14895
<AVERAGE-NET-ASSETS> 5094409
<PER-SHARE-NAV-BEGIN> 8.17
<PER-SHARE-NII> 0.659
<PER-SHARE-GAIN-APPREC> (0.245)
<PER-SHARE-DIVIDEND> 0.659
<PER-SHARE-DISTRIBUTIONS> 0.025
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 7.90
<EXPENSE-RATIO> 0.29
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 03
<NAME> VANGUARD GNMA FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 11400128
<INVESTMENTS-AT-VALUE> 11697346
<RECEIVABLES> 76461
<ASSETS-OTHER> 1890
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 11775697
<PAYABLE-FOR-SECURITIES> 389776
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 31947
<TOTAL-LIABILITIES> 421723
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 11056559
<SHARES-COMMON-STOCK> 1084886
<SHARES-COMMON-PRIOR> 848524
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 197
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 297218
<NET-ASSETS> 11353974
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 685704
<OTHER-INCOME> 0
<EXPENSES-NET> 30063
<NET-INVESTMENT-INCOME> 655641
<REALIZED-GAINS-CURRENT> 10764
<APPREC-INCREASE-CURRENT> (7860)
<NET-CHANGE-FROM-OPS> 658545
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 655641
<DISTRIBUTIONS-OF-GAINS> 12237
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 373652
<NUMBER-OF-SHARES-REDEEMED> 185917
<SHARES-REINVESTED> 48627
<NET-CHANGE-IN-ASSETS> 2459908
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 1670
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1229
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 30161
<AVERAGE-NET-ASSETS> 10020345
<PER-SHARE-NAV-BEGIN> 10.48
<PER-SHARE-NII> 0.687
<PER-SHARE-GAIN-APPREC> 0.002
<PER-SHARE-DIVIDEND> 0.687
<PER-SHARE-DISTRIBUTIONS> 0.012
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.47
<EXPENSE-RATIO> 0.30
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 041
<NAME> VANGUARD SHORT-TERM CORPORATE FUND-INVESTOR SHARES
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 5829939
<INVESTMENTS-AT-VALUE> 5883685
<RECEIVABLES> 108788
<ASSETS-OTHER> 1001
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 5993474
<PAYABLE-FOR-SECURITIES> 9962
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 33590
<TOTAL-LIABILITIES> 43552
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 5916326
<SHARES-COMMON-STOCK> 509007
<SHARES-COMMON-PRIOR> 433174
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (20150)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 53746
<NET-ASSETS> 5529179
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 345804
<OTHER-INCOME> 187
<EXPENSES-NET> 14118
<NET-INVESTMENT-INCOME> 331873
<REALIZED-GAINS-CURRENT> 9363
<APPREC-INCREASE-CURRENT> (10705)
<NET-CHANGE-FROM-OPS> 330531
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 311139
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 206458
<NUMBER-OF-SHARES-REDEEMED> 155492
<SHARES-REINVESTED> 24868
<NET-CHANGE-IN-ASSETS> 978745
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (29513)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 671
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 14193
<AVERAGE-NET-ASSETS> 5125985
<PER-SHARE-NAV-BEGIN> 10.87
<PER-SHARE-NII> 0.660
<PER-SHARE-GAIN-APPREC> (0.010)
<PER-SHARE-DIVIDEND> 0.660
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.86
<EXPENSE-RATIO> 0.27
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 042
<NAME> VANGUARD SHORT-TERM CORPORATE FUND-INSTITUTIONAL SHARES
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 5829939
<INVESTMENTS-AT-VALUE> 5883685
<RECEIVABLES> 108788
<ASSETS-OTHER> 1001
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 5993474
<PAYABLE-FOR-SECURITIES> 9962
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 33590
<TOTAL-LIABILITIES> 43552
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 5916326
<SHARES-COMMON-STOCK> 38733
<SHARES-COMMON-PRIOR> 24154
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (20150)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 53746
<NET-ASSETS> 420743
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 345804
<OTHER-INCOME> 187
<EXPENSES-NET> 14118
<NET-INVESTMENT-INCOME> 331873
<REALIZED-GAINS-CURRENT> 9363
<APPREC-INCREASE-CURRENT> (10705)
<NET-CHANGE-FROM-OPS> 330531
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 20734
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 17520
<NUMBER-OF-SHARES-REDEEMED> 4541
<SHARES-REINVESTED> 1599
<NET-CHANGE-IN-ASSETS> 978745
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (29513)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 671
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 14193
<AVERAGE-NET-ASSETS> 334739
<PER-SHARE-NAV-BEGIN> 10.87
<PER-SHARE-NII> 0.673
<PER-SHARE-GAIN-APPREC> (0.010)
<PER-SHARE-DIVIDEND> 0.673
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.86
<EXPENSE-RATIO> 0.15
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 05
<NAME> VANGUARD LONG-TERM TREASURY FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 1298650
<INVESTMENTS-AT-VALUE> 1469514
<RECEIVABLES> 38218
<ASSETS-OTHER> 245
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1507977
<PAYABLE-FOR-SECURITIES> 7131
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 50587
<TOTAL-LIABILITIES> 57718
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1267091
<SHARES-COMMON-STOCK> 126993
<SHARES-COMMON-PRIOR> 98370
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 12304
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 170864
<NET-ASSETS> 1450259
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 72142
<OTHER-INCOME> 171
<EXPENSES-NET> 3231
<NET-INVESTMENT-INCOME> 69082
<REALIZED-GAINS-CURRENT> 20507
<APPREC-INCREASE-CURRENT> 48185
<NET-CHANGE-FROM-OPS> 137774
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 69082
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 67200
<NUMBER-OF-SHARES-REDEEMED> 43491
<SHARES-REINVESTED> 4914
<NET-CHANGE-IN-ASSETS> 388837
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (8203)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 147
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3231
<AVERAGE-NET-ASSETS> 1222551
<PER-SHARE-NAV-BEGIN> 10.79
<PER-SHARE-NII> 0.629
<PER-SHARE-GAIN-APPREC> 0.630
<PER-SHARE-DIVIDEND> 0.629
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.42
<EXPENSE-RATIO> 0.27
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 06
<NAME> VANGUARD SHORT-TERM FEDERAL FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 1705084
<INVESTMENTS-AT-VALUE> 1723491
<RECEIVABLES> 18120
<ASSETS-OTHER> 1838
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1743449
<PAYABLE-FOR-SECURITIES> 80000
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 19038
<TOTAL-LIABILITIES> 99038
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1645624
<SHARES-COMMON-STOCK> 160264
<SHARES-COMMON-PRIOR> 143344
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (19620)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 18407
<NET-ASSETS> 1644411
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 91494
<OTHER-INCOME> 23
<EXPENSES-NET> 4108
<NET-INVESTMENT-INCOME> 87409
<REALIZED-GAINS-CURRENT> 5876
<APPREC-INCREASE-CURRENT> 5094
<NET-CHANGE-FROM-OPS> 98379
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 87409
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 51089
<NUMBER-OF-SHARES-REDEEMED> 41519
<SHARES-REINVESTED> 7351
<NET-CHANGE-IN-ASSETS> 183975
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (25496)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 191
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4118
<AVERAGE-NET-ASSETS> 1540887
<PER-SHARE-NAV-BEGIN> 10.19
<PER-SHARE-NII> 0.581
<PER-SHARE-GAIN-APPREC> 0.070
<PER-SHARE-DIVIDEND> 0.581
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.26
<EXPENSE-RATIO> 0.27
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 07
<NAME> VANGUARD SHORT-TERM TREASURY FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 1200659
<INVESTMENTS-AT-VALUE> 1212953
<RECEIVABLES> 20870
<ASSETS-OTHER> 203
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1234026
<PAYABLE-FOR-SECURITIES> 17208
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 19323
<TOTAL-LIABILITIES> 36531
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1183301
<SHARES-COMMON-STOCK> 115478
<SHARES-COMMON-PRIOR> 98240
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 1900
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 12294
<NET-ASSETS> 1197495
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 59674
<OTHER-INCOME> 129
<EXPENSES-NET> 2875
<NET-INVESTMENT-INCOME> 56928
<REALIZED-GAINS-CURRENT> 8818
<APPREC-INCREASE-CURRENT> 3074
<NET-CHANGE-FROM-OPS> 68820
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 56928
<DISTRIBUTIONS-OF-GAINS> 2497
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 48432
<NUMBER-OF-SHARES-REDEEMED> 36272
<SHARES-REINVESTED> 5078
<NET-CHANGE-IN-ASSETS> 188252
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (4421)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 133
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2875
<AVERAGE-NET-ASSETS> 1084728
<PER-SHARE-NAV-BEGIN> 10.27
<PER-SHARE-NII> 0.545
<PER-SHARE-GAIN-APPREC> 0.122
<PER-SHARE-DIVIDEND> 0.545
<PER-SHARE-DISTRIBUTIONS> 0.022
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.37
<EXPENSE-RATIO> 0.27
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 08
<NAME> VANGUARD INTERMEDIATE-TERM TREASURY FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 1780574
<INVESTMENTS-AT-VALUE> 1880217
<RECEIVABLES> 33823
<ASSETS-OTHER> 322
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1914362
<PAYABLE-FOR-SECURITIES> 3300
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 35158
<TOTAL-LIABILITIES> 38458
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1784625
<SHARES-COMMON-STOCK> 168149
<SHARES-COMMON-PRIOR> 147651
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (8385)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 99664
<NET-ASSETS> 1875904
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 103908
<OTHER-INCOME> 274
<EXPENSES-NET> 4616
<NET-INVESTMENT-INCOME> 99566
<REALIZED-GAINS-CURRENT> 27463
<APPREC-INCREASE-CURRENT> 28552
<NET-CHANGE-FROM-OPS> 155581
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 99566
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 69777
<NUMBER-OF-SHARES-REDEEMED> 56110
<SHARES-REINVESTED> 6831
<NET-CHANGE-IN-ASSETS> 281072
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (35848)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 212
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4620
<AVERAGE-NET-ASSETS> 1733245
<PER-SHARE-NAV-BEGIN> 10.80
<PER-SHARE-NII> 0.630
<PER-SHARE-GAIN-APPREC> 0.360
<PER-SHARE-DIVIDEND> 0.630
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.16
<EXPENSE-RATIO> 0.27
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 09
<NAME> VANGUARD INTERMEDIATE-TERM CORPORATE FUND
<MULTIPLIER> 1000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JAN-31-1999
<PERIOD-START> FEB-01-1998
<PERIOD-END> JAN-31-1999
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 1227714
<INVESTMENTS-AT-VALUE> 1253996
<RECEIVABLES> 34387
<ASSETS-OTHER> 10343
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1298726
<PAYABLE-FOR-SECURITIES> 43643
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 20991
<TOTAL-LIABILITIES> 64634
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1202820
<SHARES-COMMON-STOCK> 122526
<SHARES-COMMON-PRIOR> 89625
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 4990
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 26282
<NET-ASSETS> 1234092
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 68762
<OTHER-INCOME> 244
<EXPENSES-NET> 2816
<NET-INVESTMENT-INCOME> 66190
<REALIZED-GAINS-CURRENT> 14151
<APPREC-INCREASE-CURRENT> 389
<NET-CHANGE-FROM-OPS> 80730
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 66190
<DISTRIBUTIONS-OF-GAINS> 9243
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 52041
<NUMBER-OF-SHARES-REDEEMED> 25384
<SHARES-REINVESTED> 6244
<NET-CHANGE-IN-ASSETS> 335204
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 82
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 128
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2831
<AVERAGE-NET-ASSETS> 1060797
<PER-SHARE-NAV-BEGIN> 10.03
<PER-SHARE-NII> 0.627
<PER-SHARE-GAIN-APPREC> 0.122
<PER-SHARE-DIVIDEND> 0.627
<PER-SHARE-DISTRIBUTIONS> 0.082
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.07
<EXPENSE-RATIO> 0.27
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
