<TABLE> <S> <C>


<ARTICLE>    6
             
<CIK>        0000764860
             
<NAME>   FLAGSHIP OHIO DOUBLE TAX EXEMPT FUND
                                         
<SERIES>
                                         
<NUMBER>                                 031
                                         
<NAME>                                   CLASS A
                                         
<MULTIPLIER>                             1
                                         
       
                                         
<S>                                      <C>
<PERIOD-TYPE>                             6-MOS
                                          
<FISCAL-YEAR-END>                         MAY-31-1997
                                          
<PERIOD-START>                            JUN-01-1996
                                          
<PERIOD-END>                              NOV-30-1996
                                          
<INVESTMENTS-AT-COST>                     449,522,832
                                          
<INVESTMENTS-AT-VALUE>                    486,205,035
                                          
<RECEIVABLES>                             9,939,403
                                          
<ASSETS-OTHER>                            24,841
                                          
<OTHER-ITEMS-ASSETS>                    0
                                        
<TOTAL-ASSETS>                          496,169,279
                                        
<PAYABLE-FOR-SECURITIES>                1,967,465
                                        
<SENIOR-LONG-TERM-DEBT>                 0
                                        
<OTHER-ITEMS-LIABILITIES>               3,441,494
                                        
<TOTAL-LIABILITIES>                     5,408,959
                                        
<SENIOR-EQUITY>                         0
                                        
<PAID-IN-CAPITAL-COMMON>                456,875,110
                                        
<SHARES-COMMON-STOCK>                   39,061,931
                                        
<SHARES-COMMON-PRIOR>                   39,528,702
                                        
<ACCUMULATED-NII-CURRENT>               16,029
                                        
<OVERDISTRIBUTION-NII>                  0
                                        
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<OVERDISTRIBUTION-GAINS>                0
                                        
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<NET-ASSETS>                            490,760,320
                                        
<DIVIDEND-INCOME>                       0
                                        
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<OTHER-INCOME>                          0
                                        
<EXPENSES-NET>                          (2,371,707)
                                        
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<REALIZED-GAINS-CURRENT>                1,527,442
                                        
<APPREC-INCREASE-CURRENT>               13,419,114
                                        
<NET-CHANGE-FROM-OPS>                   27,879,112
                                        
<EQUALIZATION>                          0
                                        
<DISTRIBUTIONS-OF-INCOME>               (12,024,360)
                                        
<DISTRIBUTIONS-OF-GAINS>                0
                                        
<DISTRIBUTIONS-OTHER>                   0
                                        
<NUMBER-OF-SHARES-SOLD>                 1,354,225
                                        
<NUMBER-OF-SHARES-REDEEMED>             (2,434,330)
                                        
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<NET-CHANGE-IN-ASSETS>                  8,468,227
                                        
<ACCUMULATED-NII-PRIOR>                 0
                                        
<ACCUMULATED-GAINS-PRIOR>               (4,340,464)
                                        
<OVERDISTRIB-NII-PRIOR>                 0
                                        
<OVERDIST-NET-GAINS-PRIOR>              0
                                        
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<INTEREST-EXPENSE>                      0
                                         
<GROSS-EXPENSE>                          2,566,108
                                         
<AVERAGE-NET-ASSETS>                     484,323,974
                                         
<PER-SHARE-NAV-BEGIN>                    11.21
                                         
<PER-SHARE-NII>                          0.31
                                         
<PER-SHARE-GAIN-APPREC>                  0.34
                                         
<PER-SHARE-DIVIDEND>                     (0.30)
                                         
<PER-SHARE-DISTRIBUTIONS>                0.00
                                         
<RETURNS-OF-CAPITAL>                     0.00
                                         
<PER-SHARE-NAV-END>                      11.56
                                         
<EXPENSE-RATIO>                          0.94
                                         
<AVG-DEBT-OUTSTANDING>                   789,357
                                         
<AVG-DEBT-PER-SHARE>                     0.02
                                         
        







</TABLE>