<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE THIRD QUARTER 1999 FORM 10-Q OF WEST TELESERVICES CORPORATION, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS CONTAINED THEREIN. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JUL-01-1999 <PERIOD-END> SEP-30-1999 <CASH> 35,791 <SECURITIES> 0 <RECEIVABLES> 112,797 <ALLOWANCES> 4,155 <INVENTORY> 0 <CURRENT-ASSETS> 167,647 <PP&E> 268,294 <DEPRECIATION> 102,155 <TOTAL-ASSETS> 389,133 <CURRENT-LIABILITIES> 73,321 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 633 <OTHER-SE> 278,710 <TOTAL-LIABILITY-AND-EQUITY> 389,133 <SALES> 143,071 <TOTAL-REVENUES> 143,071 <CGS> 73,192 <TOTAL-COSTS> 123,421 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 505 <INCOME-PRETAX> 19,778 <INCOME-TAX> 7,618 <INCOME-CONTINUING> 12,160 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 12,160 <EPS-BASIC> 0.19 <EPS-DILUTED> 0.19