
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS RESTATED SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
TELETECH HOLDINGS, INC.'S SEPTEMBER 30, 1999 FORM 10-Q AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FORM 10-Q FILING.
</LEGEND>
<RESTATED>

<S>                             <C>
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               SEP-30-1999
<CASH>                                          21,775
<SECURITIES>                                    37,296
<RECEIVABLES>                                   90,659
<ALLOWANCES>                                     3,448
<INVENTORY>                                          0
<CURRENT-ASSETS>                               154,834
<PP&E>                                         160,750
<DEPRECIATION>                                  57,370
<TOTAL-ASSETS>                                 294,939
<CURRENT-LIABILITIES>                           70,886
<BONDS>                                         26,148
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           631
<OTHER-SE>                                     195,947
<TOTAL-LIABILITY-AND-EQUITY>                   294,939
<SALES>                                        383,567
<TOTAL-REVENUES>                               383,567
<CGS>                                          256,576
<TOTAL-COSTS>                                  352,152
<OTHER-EXPENSES>                               (8,764)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               1,690
<INCOME-PRETAX>                                 38,489
<INCOME-TAX>                                    15,257
<INCOME-CONTINUING>                             23,232
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    23,232
<EPS-BASIC>                                       0.36
<EPS-DILUTED>                                     0.35


</TABLE>
