<ARTICLE> 5 <CIK> 0000873739 <NAME> GEODYNE ENERGY INCOME LTD PARTNERSHIP III-F <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> JUN-30-2000 <CASH> 612,412 <SECURITIES> 0 <RECEIVABLES> 632,182 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 1,244,594 <PP&E> 16,209,628 <DEPRECIATION> 13,913,093 <TOTAL-ASSETS> 3,597,356 <CURRENT-LIABILITIES> 117,897 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 3,344,251 <TOTAL-LIABILITY-AND-EQUITY> 3,597,356 <SALES> 1,666,695 <TOTAL-REVENUES> 1,843,207 <CGS> 0 <TOTAL-COSTS> 802,409 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,040,798 <INCOME-TAX> 0 <INCOME-CONTINUING> 1,040,798 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,040,798 <EPS-BASIC> 4.43 <EPS-DILUTED> 0