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SIGNATURE JOHN H. COSTELLO
TITLE ASSISTANT TREASURER
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
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<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
2,004,439
<INVESTMENTS-AT-VALUE>
2,004,439
<RECEIVABLES>
13,051
<ASSETS-OTHER>
7
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
2,017,497
<PAYABLE-FOR-SECURITIES>
64,462
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
4,014
<TOTAL-LIABILITIES>
68,476
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
1,949,171
<SHARES-COMMON-STOCK>
1,876,780
<SHARES-COMMON-PRIOR>
2,136,132
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(150)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
1,876,635
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
79,276
<OTHER-INCOME>
0
<EXPENSES-NET>
4,754
<NET-INVESTMENT-INCOME>
74,522
<REALIZED-GAINS-CURRENT>
106
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
74,628
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
71,884
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
9,232,249
<NUMBER-OF-SHARES-REDEEMED>
9,508,575
<SHARES-REINVESTED>
16,974
<NET-CHANGE-IN-ASSETS>
(254,964)
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(256)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
4,613
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
5,940
<AVERAGE-NET-ASSETS>
2,218,907
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.032
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.032
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
20
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 72
<NAME> Tax-Exempt PortfolioClass 11
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
2,004,439
<INVESTMENTS-AT-VALUE>
2,004,439
<RECEIVABLES>
13,051
<ASSETS-OTHER>
7
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
2,017,497
<PAYABLE-FOR-SECURITIES>
64,462
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
4,014
<TOTAL-LIABILITIES>
68,476
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
1,949,171
<SHARES-COMMON-STOCK>
23,580
<SHARES-COMMON-PRIOR>
30,833
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(150)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
23,579
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
79,276
<OTHER-INCOME>
0
<EXPENSES-NET>
4,754
<NET-INVESTMENT-INCOME>
74,522
<REALIZED-GAINS-CURRENT>
106
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
74,628
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
1,301
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
360,961
<NUMBER-OF-SHARES-REDEEMED>
369,432
<SHARES-REINVESTED>
1,218
<NET-CHANGE-IN-ASSETS>
(254,964)
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(256)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
4,613
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
5,940
<AVERAGE-NET-ASSETS>
42,649
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.031
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.031
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
35
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 73
<NAME> Tax-Exempt PortfolioClass 111
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
2,004,439
<INVESTMENTS-AT-VALUE>
2,004,439
<RECEIVABLES>
13,051
<ASSETS-OTHER>
7
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
2,017,497
<PAYABLE-FOR-SECURITIES>
64,462
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
4,014
<TOTAL-LIABILITIES>
68,476
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
1,949,171
<SHARES-COMMON-STOCK>
48,811
<SHARES-COMMON-PRIOR>
37,276
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(150)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
48,807
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
79,276
<OTHER-INCOME>
0
<EXPENSES-NET>
4,754
<NET-INVESTMENT-INCOME>
74,522
<REALIZED-GAINS-CURRENT>
106
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
74,628
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
1,337
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
171,520
<NUMBER-OF-SHARES-REDEEMED>
161,146
<SHARES-REINVESTED>
1,161
<NET-CHANGE-IN-ASSETS>
(254,964)
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(256)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
4,613
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
5,940
<AVERAGE-NET-ASSETS>
44,935
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.030
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.030
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
45
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 21
<NAME> Government PortfolioClass I
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
6,262,199
<INVESTMENTS-AT-VALUE>
6,262,199
<RECEIVABLES>
12,367
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
6,274,567
<PAYABLE-FOR-SECURITIES>
24,974
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
104,026
<TOTAL-LIABILITIES>
129,000
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
6,146,537
<SHARES-COMMON-STOCK>
4,897,115
<SHARES-COMMON-PRIOR>
3,528,704
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(970)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
4,896,805
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
269,814
<OTHER-INCOME>
0
<EXPENSES-NET>
12,179
<NET-INVESTMENT-INCOME>
257,635
<REALIZED-GAINS-CURRENT>
27
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
257,662
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
210,352
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
34,932,282
<NUMBER-OF-SHARES-REDEEMED>
33,651,105
<SHARES-REINVESTED>
87,234
<NET-CHANGE-IN-ASSETS>
1,790,667
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(997)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
10,045
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
14,633
<AVERAGE-NET-ASSETS>
4,060,836
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.052
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.052
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
20
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 22
<NAME> Government PortfolioClass II
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
6,262,199
<INVESTMENTS-AT-VALUE>
6,262,199
<RECEIVABLES>
12,367
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
6,274,567
<PAYABLE-FOR-SECURITIES>
24,974
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
104,026
<TOTAL-LIABILITIES>
129,000
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
6,146,537
<SHARES-COMMON-STOCK>
419,705
<SHARES-COMMON-PRIOR>
151,966
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(970)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
419,679
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
269,814
<OTHER-INCOME>
0
<EXPENSES-NET>
12,179
<NET-INVESTMENT-INCOME>
257,635
<REALIZED-GAINS-CURRENT>
27
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
257,662
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
13,261
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
3,952,437
<NUMBER-OF-SHARES-REDEEMED>
3,694,791
<SHARES-REINVESTED>
10,094
<NET-CHANGE-IN-ASSETS>
1,790,667
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(997)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
10,045
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
14,633
<AVERAGE-NET-ASSETS>
268,180
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.050
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.050
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
35
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 23
<NAME> Government PortfolioClass III
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
6,262,199
<INVESTMENTS-AT-VALUE>
6,262,199
<RECEIVABLES>
12,367
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
6,274,567
<PAYABLE-FOR-SECURITIES>
24,974
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
104,026
<TOTAL-LIABILITIES>
129,000
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
6,146,537
<SHARES-COMMON-STOCK>
829,136
<SHARES-COMMON-PRIOR>
674,646
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(970)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
829,083
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
269,814
<OTHER-INCOME>
0
<EXPENSES-NET>
12,179
<NET-INVESTMENT-INCOME>
257,635
<REALIZED-GAINS-CURRENT>
27
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
257,662
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
34,022
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
9,808,092
<NUMBER-OF-SHARES-REDEEMED>
9,680,186
<SHARES-REINVESTED>
26,583
<NET-CHANGE-IN-ASSETS>
1,790,667
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(997)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
10,045
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
14,633
<AVERAGE-NET-ASSETS>
693,453
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.049
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.049
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
45
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 11
<NAME> Money Market PortfolioClass 1
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
13,623,594
<INVESTMENTS-AT-VALUE>
13,623,594
<RECEIVABLES>
69,930
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
13,693,524
<PAYABLE-FOR-SECURITIES>
154,918
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
28,269
<TOTAL-LIABILITIES>
183,187
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
13,512,564
<SHARES-COMMON-STOCK>
12,770,168
<SHARES-COMMON-PRIOR>
9,386,116
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(2,227)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
12,768,085
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
682,738
<OTHER-INCOME>
0
<EXPENSES-NET>
24,456
<NET-INVESTMENT-INCOME>
658,282
<REALIZED-GAINS-CURRENT>
46
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
658,328
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
620,093
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
101,424,062
<NUMBER-OF-SHARES-REDEEMED>
98,432,501
<SHARES-REINVESTED>
392,491
<NET-CHANGE-IN-ASSETS>
3,552,542
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(2,274)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
25,027
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
32,116
<AVERAGE-NET-ASSETS>
11,841,032
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.053
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.053
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
18
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 12
<NAME> Money Market PortfolioClass 11
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
13,623,594
<INVESTMENTS-AT-VALUE>
13,623,594
<RECEIVABLES>
69,930
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
13,693,524
<PAYABLE-FOR-SECURITIES>
154,918
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
28,269
<TOTAL-LIABILITIES>
183,187
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
13,512,564
<SHARES-COMMON-STOCK>
89,755
<SHARES-COMMON-PRIOR>
86,009
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(2,227)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
89,741
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
682,738
<OTHER-INCOME>
0
<EXPENSES-NET>
24,456
<NET-INVESTMENT-INCOME>
658,282
<REALIZED-GAINS-CURRENT>
46
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
658,328
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
6,802
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
1,533,331
<NUMBER-OF-SHARES-REDEEMED>
1,535,937
<SHARES-REINVESTED>
6,352
<NET-CHANGE-IN-ASSETS>
3,552,542
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(2,274)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
25,027
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
32,116
<AVERAGE-NET-ASSETS>
132,689
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.051
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.051
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
33
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 13
<NAME> Money Market PortfolioClass 111
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
13,623,594
<INVESTMENTS-AT-VALUE>
13,623,594
<RECEIVABLES>
69,930
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
13,693,524
<PAYABLE-FOR-SECURITIES>
154,918
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
28,269
<TOTAL-LIABILITIES>
183,187
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
13,512,564
<SHARES-COMMON-STOCK>
652,618
<SHARES-COMMON-PRIOR>
487,919
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(2,227)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
652,511
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
682,738
<OTHER-INCOME>
0
<EXPENSES-NET>
24,456
<NET-INVESTMENT-INCOME>
658,282
<REALIZED-GAINS-CURRENT>
46
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
658,328
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
31,387
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
6,024,061
<NUMBER-OF-SHARES-REDEEMED>
5,884,830
<SHARES-REINVESTED>
25,468
<NET-CHANGE-IN-ASSETS>
3,552,542
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(2,274)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
25,027
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
32,116
<AVERAGE-NET-ASSETS>
629,858
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.050
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.050
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
43
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 61
<NAME> Treasury Only PortfolioClass 1
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
1,136,419
<INVESTMENTS-AT-VALUE>
1,136,419
<RECEIVABLES>
75,406
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
1,211,825
<PAYABLE-FOR-SECURITIES>
100,296
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
3,028
<TOTAL-LIABILITIES>
103,324
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
1,108,677
<SHARES-COMMON-STOCK>
949,871
<SHARES-COMMON-PRIOR>
942,593
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(176)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
949,894
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
55,977
<OTHER-INCOME>
0
<EXPENSES-NET>
2,552
<NET-INVESTMENT-INCOME>
53,425
<REALIZED-GAINS-CURRENT>
63
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
53,488
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
46,376
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
3,225,354
<NUMBER-OF-SHARES-REDEEMED>
3,230,397
<SHARES-REINVESTED>
12,321
<NET-CHANGE-IN-ASSETS>
28,627
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(239)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
2,210
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
3,159
<AVERAGE-NET-ASSETS>
952,094
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.049
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.049
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
20
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 62
<NAME> Treasury Only PortfolioClass 11
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
1,136,419
<INVESTMENTS-AT-VALUE>
1,136,419
<RECEIVABLES>
75,406
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
1,211,825
<PAYABLE-FOR-SECURITIES>
100,296
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
3,028
<TOTAL-LIABILITIES>
103,324
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
1,108,677
<SHARES-COMMON-STOCK>
57,774
<SHARES-COMMON-PRIOR>
36,849
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(176)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
57,776
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
55,977
<OTHER-INCOME>
0
<EXPENSES-NET>
2,552
<NET-INVESTMENT-INCOME>
53,425
<REALIZED-GAINS-CURRENT>
63
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
53,488
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
1,935
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
271,560
<NUMBER-OF-SHARES-REDEEMED>
252,170
<SHARES-REINVESTED>
1,535
<NET-CHANGE-IN-ASSETS>
28,627
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(239)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
2,210
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
3,159
<AVERAGE-NET-ASSETS>
40,921
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.047
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.047
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
35
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 63
<NAME> Treasury Only PortfolioClass111
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
1,136,419
<INVESTMENTS-AT-VALUE>
1,136,419
<RECEIVABLES>
75,406
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
1,211,825
<PAYABLE-FOR-SECURITIES>
100,296
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
3,028
<TOTAL-LIABILITIES>
103,324
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
1,108,677
<SHARES-COMMON-STOCK>
100,829
<SHARES-COMMON-PRIOR>
100,468
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(176)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
100,831
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
55,977
<OTHER-INCOME>
0
<EXPENSES-NET>
2,552
<NET-INVESTMENT-INCOME>
53,425
<REALIZED-GAINS-CURRENT>
63
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
53,488
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
5,114
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
578,594
<NUMBER-OF-SHARES-REDEEMED>
581,448
<SHARES-REINVESTED>
3,215
<NET-CHANGE-IN-ASSETS>
28,627
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(239)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
2,210
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
3,159
<AVERAGE-NET-ASSETS>
112,193
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.046
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.046
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
45
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 51
<NAME> Domestic PortfolioClass I
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
3,215,916
<INVESTMENTS-AT-VALUE>
3,215,916
<RECEIVABLES>
6,428
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
3,222,345
<PAYABLE-FOR-SECURITIES>
19,991
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
50,426
<TOTAL-LIABILITIES>
70,417
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
3,152,016
<SHARES-COMMON-STOCK>
2,229,977
<SHARES-COMMON-PRIOR>
1,170,937
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(88)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
2,229,906
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
96,288
<OTHER-INCOME>
0
<EXPENSES-NET>
4,378
<NET-INVESTMENT-INCOME>
91,910
<REALIZED-GAINS-CURRENT>
41
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
91,951
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
73,936
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
15,858,719
<NUMBER-OF-SHARES-REDEEMED>
14,846,130
<SHARES-REINVESTED>
46,451
<NET-CHANGE-IN-ASSETS>
1,873,342
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(129)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
3,601
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
5,647
<AVERAGE-NET-ASSETS>
1,431,171
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.052
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.052
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
20
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 52
<NAME> Domestic PortfolioClass II
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
3,215,916
<INVESTMENTS-AT-VALUE>
3,215,916
<RECEIVABLES>
6,428
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
3,222,345
<PAYABLE-FOR-SECURITIES>
19,991
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
50,426
<TOTAL-LIABILITIES>
70,417
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
3,152,016
<SHARES-COMMON-STOCK>
324,658
<SHARES-COMMON-PRIOR>
34,458
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(88)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
324,648
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
96,288
<OTHER-INCOME>
0
<EXPENSES-NET>
4,378
<NET-INVESTMENT-INCOME>
91,910
<REALIZED-GAINS-CURRENT>
41
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
91,951
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
7,057
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
2,475,346
<NUMBER-OF-SHARES-REDEEMED>
2,191,970
<SHARES-REINVESTED>
6,824
<NET-CHANGE-IN-ASSETS>
1,873,342
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(129)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
3,601
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
5,647
<AVERAGE-NET-ASSETS>
143,501
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.051
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.051
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
35
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 53
<NAME> Domestic PortfolioClass III
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
3,215,916
<INVESTMENTS-AT-VALUE>
3,215,916
<RECEIVABLES>
6,428
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
3,222,345
<PAYABLE-FOR-SECURITIES>
19,991
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
50,426
<TOTAL-LIABILITIES>
70,417
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
3,152,016
<SHARES-COMMON-STOCK>
597,393
<SHARES-COMMON-PRIOR>
73,304
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(88)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
597,374
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
96,288
<OTHER-INCOME>
0
<EXPENSES-NET>
4,378
<NET-INVESTMENT-INCOME>
91,910
<REALIZED-GAINS-CURRENT>
41
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
91,951
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
10,917
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
2,372,932
<NUMBER-OF-SHARES-REDEEMED>
1,858,232
<SHARES-REINVESTED>
9,388
<NET-CHANGE-IN-ASSETS>
1,873,342
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(129)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
3,601
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
5,647
<AVERAGE-NET-ASSETS>
225,772
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.050
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.050
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
45
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 41
<NAME> Treasury PortfolioClass 1
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
7,537,756
<INVESTMENTS-AT-VALUE>
7,537,756
<RECEIVABLES>
615,641
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
8,153,398
<PAYABLE-FOR-SECURITIES>
902,237
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
21,279
<TOTAL-LIABILITIES>
923,516
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
7,230,285
<SHARES-COMMON-STOCK>
3,935,594
<SHARES-COMMON-PRIOR>
4,498,843
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(403)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
3,935,421
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
442,875
<OTHER-INCOME>
0
<EXPENSES-NET>
26,503
<NET-INVESTMENT-INCOME>
416,372
<REALIZED-GAINS-CURRENT>
316
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
416,688
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
223,121
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
64,257,958
<NUMBER-OF-SHARES-REDEEMED>
64,918,765
<SHARES-REINVESTED>
97,558
<NET-CHANGE-IN-ASSETS>
(677,981)
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(781)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
16,854
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
29,841
<AVERAGE-NET-ASSETS>
4,415,834
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.051
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.051
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
20
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 42
<NAME> Treasury PortfolioClass II
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
7,537,756
<INVESTMENTS-AT-VALUE>
7,537,756
<RECEIVABLES>
615,641
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
8,153,398
<PAYABLE-FOR-SECURITIES>
902,237
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
21,279
<TOTAL-LIABILITIES>
923,516
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
7,230,285
<SHARES-COMMON-STOCK>
372,750
<SHARES-COMMON-PRIOR>
410,416
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(403)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
372,734
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
442,875
<OTHER-INCOME>
0
<EXPENSES-NET>
26,503
<NET-INVESTMENT-INCOME>
416,372
<REALIZED-GAINS-CURRENT>
316
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
416,688
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
18,400
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
5,692,698
<NUMBER-OF-SHARES-REDEEMED>
5,735,492
<SHARES-REINVESTED>
5,129
<NET-CHANGE-IN-ASSETS>
(677,981)
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(781)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
16,854
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
29,841
<AVERAGE-NET-ASSETS>
374,617
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.049
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.049
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
35
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000356173
<NAME> Colchester Street Trust
<SERIES>
<NUMBER> 43
<NAME> Treasury PortfolioClass III
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
year
<FISCAL-YEAR-END>
mar-31-1999
<PERIOD-END>
mar-31-1999
<INVESTMENTS-AT-COST>
7,537,756
<INVESTMENTS-AT-VALUE>
7,537,756
<RECEIVABLES>
615,641
<ASSETS-OTHER>
1
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
8,153,398
<PAYABLE-FOR-SECURITIES>
902,237
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
21,279
<TOTAL-LIABILITIES>
923,516
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
7,230,285
<SHARES-COMMON-STOCK>
2,921,855
<SHARES-COMMON-PRIOR>
2,999,235
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
(403)
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
0
<NET-ASSETS>
2,921,727
<DIVIDEND-INCOME>
0
<INTEREST-INCOME>
442,875
<OTHER-INCOME>
0
<EXPENSES-NET>
26,503
<NET-INVESTMENT-INCOME>
416,372
<REALIZED-GAINS-CURRENT>
316
<APPREC-INCREASE-CURRENT>
0
<NET-CHANGE-FROM-OPS>
416,688
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
174,851
<DISTRIBUTIONS-OF-GAINS>
0
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
34,401,503
<NUMBER-OF-SHARES-REDEEMED>
34,512,666
<SHARES-REINVESTED>
33,782
<NET-CHANGE-IN-ASSETS>
(677,981)
<ACCUMULATED-NII-PRIOR>
0
<ACCUMULATED-GAINS-PRIOR>
(781)
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
16,854
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
29,841
<AVERAGE-NET-ASSETS>
3,636,670
<PER-SHARE-NAV-BEGIN>
1.000
<PER-SHARE-NII>
.048
<PER-SHARE-GAIN-APPREC>
0
<PER-SHARE-DIVIDEND>
.048
<PER-SHARE-DISTRIBUTIONS>
0
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
1.000
<EXPENSE-RATIO>
45
[AVG-DEBT-OUTSTANDING]
0
[AVG-DEBT-PER-SHARE]
0
</TABLE>
