<ARTICLE>                     5
<LEGEND>
THIS  SCHEDULE  CONTAINS  SUMMARY  FINANCIAL   INFORMATION  EXTRACTED  FROM  THE
CONSOLIDATED  FINANCIAL STATEMENTS OF ICG COMMUNICATIONS,  INC. AND SUBSIDIARIES
FOR THE SIX MONTHS  ENDED JUNE 30,  2000 AND IS  QUALIFIED  IN ITS  ENTIRETY  BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.


<MULTIPLIER>                    1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>               DEC-31-2000
<PERIOD-START>                  JAN-01-2000
<PERIOD-END>                    JUN-30-2000
<CASH>                          496,688
<SECURITIES>                    31,283
<RECEIVABLES>                   204,730
<ALLOWANCES>                    31,640
<INVENTORY>                     2,340
<CURRENT-ASSETS>                747,669
<PP&E>                          2,363,160
<DEPRECIATION>                  399,184
<TOTAL-ASSETS>                  2,858,109
<CURRENT-LIABILITIES>           433,944
<BONDS>                         2,106,658
<PREFERRED-MANDATORY>           1,190,198
<PREFERRED>                     0
<COMMON>                        489
<OTHER-SE>                     (1,003,657)
<TOTAL-LIABILITY-AND-EQUITY>    2,858,109
<SALES>                         0
<TOTAL-REVENUES>                332,977
<CGS>                           0
<TOTAL-COSTS>                   185,491
<OTHER-EXPENSES>                244,060
<LOSS-PROVISION>                2,813
<INTEREST-EXPENSE>              129,393
<INCOME-PRETAX>                (211,425)
<INCOME-TAX>                    0
<INCOME-CONTINUING>            (245,197)
<DISCONTINUED>                  736
<EXTRAORDINARY>                 0
<CHANGES>                       0
<NET-INCOME>                   (418,202)
<EPS-BASIC>                    (8.63)
<EPS-DILUTED>                   0