WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000856517
<NAME> Money Market Obligations Trust
<SERIES>
<NUMBER> 140
<NAME> Liberty U.S. Government Money Market Trust Class A
<S> <C>
<PERIOD-TYPE> 6-Mos
<FISCAL-YEAR-END> March-31-2001
<PERIOD-END> September-30-2000
<INVESTMENTS-AT-COST> 672,451,570
<INVESTMENTS-AT-VALUE> 672,451,570
<RECEIVABLES> 6,101,643
<ASSETS-OTHER> 11,097
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 678,564,310
<PAYABLE-FOR-SECURITIES> 9,772,444
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 3,969,712
<TOTAL-LIABILITIES> 13,742,156
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 664,822,154
<SHARES-COMMON-STOCK> 596,258,583
<SHARES-COMMON-PRIOR> 609,339,848
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 596,258,583
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 23,810,869
<OTHER-INCOME> 0
<EXPENSES-NET> (3,958,927)
<NET-INVESTMENT-INCOME> 19,851,942
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 19,851,942
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (18,201,269)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,123,767,913
<NUMBER-OF-SHARES-REDEEMED> (3,149,334,871)
<SHARES-REINVESTED> 12,485,693
<NET-CHANGE-IN-ASSETS> (27,945,549)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,823,326
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4,459,950
<AVERAGE-NET-ASSETS> 667,228,287
<PER-SHARE-NAV-BEGIN> 1.000
<PER-SHARE-NII> 0.030
<PER-SHARE-GAIN-APPREC> 0.000
<PER-SHARE-DIVIDEND> (0.030)
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 1.000
<EXPENSE-RATIO> 0.98
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0.000
</TABLE>