<ARTICLE>                     5
<LEGEND>
This  schedule  contains  summary  financial   information  extracted  from  the
unaudited  consolidated  balance sheet of AT&T Corp. at September 30, 1998,  and
the unaudited  consolidated  statement of income for the nine-month period ended
September  30,  1998,  and is  qualified  in its  entirety by  reference to such
financial statements.

</LEGEND>
<MULTIPLIER>                                   1,000,000

                                            
<PERIOD-TYPE>                                  9-MOS
<FISCAL-YEAR-END>                              DEC-31-1998
<PERIOD-START>                                 JAN-01-1998
<PERIOD-END>                                   SEP-30-1998
<CASH>                                         4,190
<SECURITIES>                                   0
<RECEIVABLES>                                  10,412
<ALLOWANCES>                                   1,029
<INVENTORY>                                    0
<CURRENT-ASSETS>                               15,563
<PP&E>                                         49,811
<DEPRECIATION>                                 24,718
<TOTAL-ASSETS>                                 58,318
<CURRENT-LIABILITIES>                          14,723
<BONDS>                                        6,079
<PREFERRED-MANDATORY>                          0
<PREFERRED>                                    0
<COMMON>                                       2,631
<OTHER-SE>                                     21,533
<TOTAL-LIABILITY-AND-EQUITY>                   58,318
<SALES>                                        0
<TOTAL-REVENUES>                               39,695
<CGS>                                          0
<TOTAL-COSTS>                                  35,394
<OTHER-EXPENSES>                               0
<LOSS-PROVISION>                               1,050
<INTEREST-EXPENSE>                             322
<INCOME-PRETAX>                                5,148
<INCOME-TAX>                                   1,901
<INCOME-CONTINUING>                            3,247
<DISCONTINUED>                                 1,300
<EXTRAORDINARY>                                (137)
<CHANGES>                                      0
<NET-INCOME>                                   4,410
<EPS-BASIC>                                    1.64
<EPS-DILUTED>                                  1.62