<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONDENSED
CONSOLIDATED BALANCE SHEET AT 9/30/2000 (UNAUDITED) AND CONDENSED CONSOLIDATED
STATEMENT OF OPERATIONS (UNAUDITED) FOR CHOICETEL COMMUNICATIONS, INC. AND
SUBSIDIARY AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 937
<SECURITIES> 0
<RECEIVABLES> 153
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 1427
<PP&E> 2685
<DEPRECIATION> 36
<TOTAL-ASSETS> 9374
<CURRENT-LIABILITIES> 1294
<BONDS> 0
0
0
<COMMON> 35
<OTHER-SE> 7643
<TOTAL-LIABILITY-AND-EQUITY> 9374
<SALES> 76
<TOTAL-REVENUES> 101
<CGS> 70
<TOTAL-COSTS> 1338
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (1046)
<INCOME-TAX> 0
<INCOME-CONTINUING> (1046)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (1046)
<EPS-BASIC> (.31)
<EPS-DILUTED> (.31)
</TABLE>