<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORM 10-Q FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2000 OF CONOCO INC. AND CONSOLIDATED SUBSIDIARIES. THE SCHEDULE IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> MAR-31-2000 <CASH> 259 <SECURITIES> 0 <RECEIVABLES> 1,705 <ALLOWANCES> 0 <INVENTORY> 929 <CURRENT-ASSETS> 3,311 <PP&E> 22,643 <DEPRECIATION> 11,374 <TOTAL-ASSETS> 16,756 <CURRENT-LIABILITIES> 3,989 <BONDS> 4,077 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 6 <OTHER-SE> 4,759 <TOTAL-LIABILITY-AND-EQUITY> 16,756 <SALES> 8,524 <TOTAL-REVENUES> 8,691 <CGS> 5,124 <TOTAL-COSTS> 7,896<F1> <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 83 <INCOME-PRETAX> 712 <INCOME-TAX> 313 <INCOME-CONTINUING> 399 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 399 <EPS-BASIC> .64<F2> <EPS-DILUTED> .63<F2> <FN> <F1>COST OF GOODS SOLD; OPERATING EXPENSES; SELLING, GENERAL AND ADMINISTRATIVE EXPENSES; EXPLORATION EXPENSE; DEPRECIATION, DEPLETION AND AMORTIZATION; AND TAXES OTHER THAN ON INCOME. <F2>BASIC EARNINGS PER SHARE AND DILUTED EARNINGS PER SHARE. </FN>