<ARTICLE> 5 <CIK> 0000780200 <NAME> GEODYNE ENERGY INCOME LIMITED PARTNERSHIP I-B <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> MAR-31-1998 <CASH> 36,333 <SECURITIES> 0 <RECEIVABLES> 41,630 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 77,963 <PP&E> 6,509,871 <DEPRECIATION> 6,193,146 <TOTAL-ASSETS> 493,950 <CURRENT-LIABILITIES> 13,786 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 457,644 <TOTAL-LIABILITY-AND-EQUITY> 493,950 <SALES> 60,872 <TOTAL-REVENUES> 61,394 <CGS> 0 <TOTAL-COSTS> 50,647 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 10,747 <INCOME-TAX> 0 <INCOME-CONTINUING> 10,747 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 10,747 <EPS-PRIMARY> 0.82 <EPS-DILUTED> 0