<PAGE> PAGE 1
000 A000000 06/30/98
000 C000000 801962
000 D000000 N
000 E000000 NF
000 F000000 Y
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000 I000000 3.0.a
000 J000000 U
001 A000000 COLUMBIA U.S. GOVERNMENT SECURITIES FUND,INC.
001 B000000 811-4842
001 C000000 5032223600
002 A000000 1301 SW FIFTH AVENUE
002 B000000 PORTLAND
002 C000000 OR
002 D010000 97201
003 000000 N
004 000000 N
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013 A000001 PRICE WATERHOUSE COOPERS
013 B010001 PORTLAND
013 B020001 OR
013 B030001 97201
022 A000001 SALOMON BROTHERS INC
022 B000001 133082694
022 C000001 9875
022 D000001 19747
022 A000002 BEAR STEARNS & CO INC
022 B000002 133299429
022 C000002 7980
022 D000002 8498
022 A000003 UBS SECURITIES INC
022 B000003 132932996
022 C000003 10607
022 D000003 0
022 A000004 GOLDMAN SACHS & CO
022 B000004 135108880
022 C000004 1095
022 D000004 302
022 A000005 LEHMAN GOVERNMENT SECURITIES
022 B000005 132726611
022 C000005 1005
022 D000005 250
022 A000006 MORGAN (JP) SECURITIES INC
022 B000006 133224016
022 C000006 0
022 D000006 252
022 C000007 0
<PAGE> PAGE 2
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<PAGE> PAGE 3
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070 D010000 N
070 D020000 N
070 E010000 N
070 E020000 N
070 F010000 N
070 F020000 N
070 G010000 N
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 N
070 J020000 N
070 K010000 N
070 K020000 N
070 L010000 N
070 L020000 N
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070 M020000 N
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<PAGE> PAGE 4
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<PAGE> PAGE 5
074 L000000 512
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SIGNATURE J. JERRY INSKEEP, JR.
TITLE PRESIDENT
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
UNAUDITED SEMIANNUAL REPORT OF THE COLUMBIA FUNDS DATED 06/30/98, AND THE
AUDITED ANNUAL REPORT OF THE COLUMBIA FUNDS DATED 12/31/97, AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000876606
<NAME> COLUMBIA COMMON STOCK FUND INC
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1998
<PERIOD-START> JAN-01-1998
<PERIOD-END> JUN-30-1998
<INVESTMENTS-AT-COST> 703,693,351
<INVESTMENTS-AT-VALUE> 892,851,539
<RECEIVABLES> 6,735,319
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 36,203,710
<TOTAL-ASSETS> 935,790,568
<PAYABLE-FOR-SECURITIES> 13,421,332
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,109,811
<TOTAL-LIABILITIES> 14,531,143
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 656,174,184
<SHARES-COMMON-STOCK> 36,284,129
<SHARES-COMMON-PRIOR> 35,603,323
<ACCUMULATED-NII-CURRENT> 1,855,343
<OVERDISTRIBUTION-NII> 0
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<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 189,158,188
<NET-ASSETS> 921,259,425
<DIVIDEND-INCOME> 5,264,154
<INTEREST-INCOME> 1,269,993
<OTHER-INCOME> 0
<EXPENSES-NET> 3,296,177
<NET-INVESTMENT-INCOME> 3,237,970
<REALIZED-GAINS-CURRENT> 73,273,622
<APPREC-INCREASE-CURRENT> 51,289,077
<NET-CHANGE-FROM-OPS> 127,800,669
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 2,919,990
<DISTRIBUTIONS-OF-GAINS> 0
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<NUMBER-OF-SHARES-SOLD> 7,399,015
<NUMBER-OF-SHARES-REDEEMED> 6,834,619
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<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,612,332
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3,296,177
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</TABLE>