WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
EXHIBIT 27.1
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AT JUNE 30, 2000 AND FROM THE CONSOLIDATED STATEMENT
OF OPERATIONS FOR THE SIX MONTHS ENDED JUNE 30, 2000 AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH CONSOLIDATED FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0001091953
<NAME> Choice One Communications Inc.
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 8,095
<SECURITIES> 0
<RECEIVABLES> 8,024
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 6,973
<PP&E> 131,036
<DEPRECIATION> 10,999
<TOTAL-ASSETS> 164,372
<CURRENT-LIABILITIES> 19,073
<BONDS> 0
0
0
<COMMON> 310
<OTHER-SE> 143,334
<TOTAL-LIABILITY-AND-EQUITY> 164,372
<SALES> 17,201
<TOTAL-REVENUES> 17,201
<CGS> 16,701
<TOTAL-COSTS> 122,766
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 1,108
<INCOME-PRETAX> (106,674)
<INCOME-TAX> 0
<INCOME-CONTINUING> (106,674)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (106,674)
<EPS-BASIC> (3.72)
<EPS-DILUTED> (3.72)
</TABLE>