<ARTICLE>                     5
<LEGEND>
     The  Legend  contains  summary  financial  information  extracted  from the
     Company's  Balance  Sheet as of  September  30, 1998 and the  Statement  of
     Operations for the nine months ended September 30, 1998 and is qualified in
     it's entirety by reference to such financial statements.
</LEGEND>
<CIK>     0001047021                         
<NAME>    Teligent, Inc.                    
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-mos
<FISCAL-YEAR-END>                              Dec-31-1998
<PERIOD-START>                                 Jan-01-1998
<PERIOD-END>                                   Sep-30-1998
<CASH>                                         509,478
<SECURITIES>                                   0
<RECEIVABLES>                                  0
<ALLOWANCES>                                   0
<INVENTORY>                                    0
<CURRENT-ASSETS>                               545,384
<PP&E>                                         115,236
<DEPRECIATION>                                 10,084
<TOTAL-ASSETS>                                 797,385
<CURRENT-LIABILITIES>                          106,586
<BONDS>                                        568,360
<PREFERRED-MANDATORY>                          0
<PREFERRED>                                    0
<COMMON>                                       526
<OTHER-SE>                                     120,017
<TOTAL-LIABILITY-AND-EQUITY>                   797,385
<SALES>                                        0
<TOTAL-REVENUES>                               480
<CGS>                                          50,571
<TOTAL-COSTS>                                  156,439
<OTHER-EXPENSES>                               0
<LOSS-PROVISION>                               0
<INTEREST-EXPENSE>                             47,517
<INCOME-PRETAX>                                (176,240)
<INCOME-TAX>                                   0
<INCOME-CONTINUING>                            (176,240)
<DISCONTINUED>                                 0
<EXTRAORDINARY>                                0
<CHANGES>                                      0
<NET-INCOME>                                   (176,240)
<EPS-PRIMARY>                                  (3.35)
<EPS-DILUTED>                                  (3.35)