<ARTICLE>                     5
<LEGEND>
This  schedule  contains  summary  financial   information  extracted  from  the
unaudited  consolidated  balance  sheet of AT&T Corp.  at June 30,  2000 and the
unaudited  consolidated  statement of income for the six-month period ended June
30,  2000 and is  qualified  in its  entirety  by  reference  to such  financial
statements.

<CIK>                                          0000005907
<NAME>                                         AT&T CORP.
<MULTIPLIER>                                   1,000,000

                                            
<PERIOD-TYPE>                                  6-MOS
<FISCAL-YEAR-END>                              DEC-31-2000
<PERIOD-START>                                 JAN-01-2000
<PERIOD-END>                                   JUN-30-2000
<CASH>                                         426
<SECURITIES>                                   0
<RECEIVABLES>                                  13,323
<ALLOWANCES>                                   1,335
<INVENTORY>                                    0
<CURRENT-ASSETS>                               14,883
<PP&E>                                         76,358
<DEPRECIATION>                                 29,801
<TOTAL-ASSETS>                                 243,564
<CURRENT-LIABILITIES>                          42,664
<BONDS>                                        29,337
<PREFERRED-MANDATORY>                          4,705
<PREFERRED>                                    0
<COMMON>                                       6,695
<OTHER-SE>                                     103,468
<TOTAL-LIABILITY-AND-EQUITY>                   243,564
<SALES>                                        0
<TOTAL-REVENUES>                               32,122
<CGS>                                          0
<TOTAL-COSTS>                                  26,453
<OTHER-EXPENSES>                               0
<LOSS-PROVISION>                               341
<INTEREST-EXPENSE>                             1,212
<INCOME-PRETAX>                                6,081
<INCOME-TAX>                                   1,364
<INCOME-CONTINUING>                            4,717
<DISCONTINUED>                                 0
<EXTRAORDINARY>                                0
<CHANGES>                                      0
<NET-INCOME>                                   4,717
<EPS-BASIC>                                    1.08
<EPS-DILUTED>                                  1.07