DREYFUS MASSACHUSETTS MUNICIPAL MONEY MARKET FUND
NSAR-A, 1999-09-29
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SIGNATURE   STEPHANIE D. PIERCE
TITLE       ASSISTANT TREASURER


WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000871967
<NAME> DREYFUS MASSACHUSETTS MUNICIPAL MONEY MARKET FUND
<MULTIPLIER> 1000

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