<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF ICG SERVICES, INC. AND SUBSIDIARIES FOR 
THE FISCAL YEAR ENDED DECEMBER 31, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY 
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                          63,368
<SECURITIES>                                      0<F1>
<RECEIVABLES>                                    4,025
<ALLOWANCES>                                     1,628
<INVENTORY>                                        341
<CURRENT-ASSETS>                                69,660
   
<PP&E>                                         122,007
<DEPRECIATION>                                  49,062
    
<TOTAL-ASSETS>                                 146,847
<CURRENT-LIABILITIES>                           30,962
<BONDS>                                          3,550
<PREFERRED-MANDATORY>                             0<F1>
<PREFERRED>                                       0<F1>
   
<COMMON>                                           117
<OTHER-SE>                                     112,218
    
<TOTAL-LIABILITY-AND-EQUITY>                   146,847
<SALES>                                           0<F1>
<TOTAL-REVENUES>                               160,660
<CGS>                                             0<F1>
<TOTAL-COSTS>                                   95,498
   
<OTHER-EXPENSES>                               101,696
<LOSS-PROVISION>                                 1,517
    
<INTEREST-EXPENSE>                                 734
<INCOME-PRETAX>                               (33,054)
<INCOME-TAX>                                      (38)
<INCOME-CONTINUING>                           (33,092)
<DISCONTINUED>                                    0<F1>
<EXTRAORDINARY>                                   0<F1>
<CHANGES>                                         0<F1>
<NET-INCOME>                                  (33,092)
<EPS-PRIMARY>                                   (3.27)
<EPS-DILUTED>                                     0<F1>
<FN>
<F1>THIS VALUE IS NOT APPLICABLE.
</FN>