[ARTICLE] 6
[CIK] 748009
[NAME] OPPENHEIMER NEW YORK MUNICIPAL FUND - B
<TABLE>
<S> <C>
[PERIOD-TYPE] 6-MOS
[FISCAL-YEAR-END] SEP-30-2000
[PERIOD-START] OCT-01-1999
[PERIOD-END] MAR-31-2000
[INVESTMENTS-AT-COST] 579,359,254
[INVESTMENTS-AT-VALUE] 581,645,513
[RECEIVABLES] 10,669,673
[ASSETS-OTHER] 6,509
[OTHER-ITEMS-ASSETS] 680,919
[TOTAL-ASSETS] 593,002,614
[PAYABLE-FOR-SECURITIES] 2,924,963
[SENIOR-LONG-TERM-DEBT] 0
[OTHER-ITEMS-LIABILITIES] 3,547,620
[TOTAL-LIABILITIES] 6,472,583
[SENIOR-EQUITY] 0
[PAID-IN-CAPITAL-COMMON] 593,314,529
[SHARES-COMMON-STOCK] 4,978,377
[SHARES-COMMON-PRIOR] 6,412,091
[ACCUMULATED-NII-CURRENT] 0
[OVERDISTRIBUTION-NII] 785,895
[ACCUMULATED-NET-GAINS] (7,277,049)
[OVERDISTRIBUTION-GAINS] 0
[ACCUM-APPREC-OR-DEPREC] 1,278,446
[NET-ASSETS] 59,935,753
[DIVIDEND-INCOME] 0
[INTEREST-INCOME] 19,838,145
[OTHER-INCOME] 0
[EXPENSES-NET] 3,065,210
[NET-INVESTMENT-INCOME] 16,772,935
[REALIZED-GAINS-CURRENT] (7,307,475)
[APPREC-INCREASE-CURRENT] (5,111,341)
[NET-CHANGE-FROM-OPS] 4,354,119
[EQUALIZATION] 0
[DISTRIBUTIONS-OF-INCOME] 1,549,491
[DISTRIBUTIONS-OF-GAINS] 3,232
[DISTRIBUTIONS-OTHER] 0
[NUMBER-OF-SHARES-SOLD] 331,287
[NUMBER-OF-SHARES-REDEEMED] 1,849,149
[SHARES-REINVESTED] 84,148
[NET-CHANGE-IN-ASSETS] (73,700,451)
[ACCUMULATED-NII-PRIOR] 0
[ACCUMULATED-GAINS-PRIOR] 60,415
[OVERDISTRIB-NII-PRIOR] 818,678
[OVERDIST-NET-GAINS-PRIOR] 0
[GROSS-ADVISORY-FEES] 1,653,220
[INTEREST-EXPENSE] 0
[GROSS-EXPENSE] 3,079,877
[AVERAGE-NET-ASSETS] 67,499,000
[PER-SHARE-NAV-BEGIN] 12.25
[PER-SHARE-NII] 0.26
[PER-SHARE-GAIN-APPREC] (0.19)
[PER-SHARE-DIVIDEND] 0.28
[PER-SHARE-DISTRIBUTIONS] 0.00
[RETURNS-OF-CAPITAL] 0.00
[PER-SHARE-NAV-END] 12.04
[EXPENSE-RATIO] 1.67
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0.00
</TABLE>
