Exhibit 23a

                       CONSENT OF INDEPENDENT ACCOUNTANTS


We  hereby  consent  to the  incorporation  by  reference  in  the  registration
statements  on Form  S-3 for the  Shareowner  Dividend  Reinvestment  and  Stock
Purchase Plan  (Registration  No.  333-00573),  Forms S-8 for the AT&T Long Term
Savings and Security Plan (Registration Nos. 333-47257 and 33-34265),  Forms S-8
for the AT&T Long Term Savings Plan for Management Employees  (Registration Nos.
33-34264,  33-29256 and 33-21937),  Form S-8 for the AT&T Retirement Savings and
Profit Sharing Plan  (Registration No. 33-39708),  Forms S-8 for Shares Issuable
Under  the Stock  Option  Plan of the AT&T  1987  Long  Term  Incentive  Program
(Registration  Nos.  333-47251  and  33-56643),  Form S-8 for the AT&T of Puerto
Rico,  Inc. Long Term Savings Plan for Management  Employees  (Registration  No.
33-50819),  Form S-8 for the AT&T of Puerto  Rico,  Inc.  Long Term  Savings and
Security Plan (Registration No. 33-50817), and Post-Effective Amendment No. 1 on
Form S-8 to Form S-8 Registration Statement  (Registration No. 33-54797) for the
AT&T 1996 Employee Stock Purchase Plan,  Form S-8 for the AT&T Shares for Growth
Program  (Registration  No.  333-47255),  Form S-8 for the AT&T  1997  Long Term
Incentive  Program   (Registration   No.  33-28665),   Form  S-3  for  the  AT&T
$2,600,000,000 Notes and Warrants to Purchase Notes (Registration No. 33-49589),
Form S-3 for the AT&T  $3,000,000,000  Notes  and  Warrants  to  Purchase  Notes
(Registration  No.  33-59495),  Form S-4 for the AT&T  5,000,000  Common  Shares
(Registration No. 33-57745),  and in Post-Effective Amendment Nos. 1, 2 and 3 on
Form S-8 to Form S-4 Registration Statement  (Registration No. 33-42150) for the
NCR Corporation 1989 Stock Compensation Plan (Registration No. 33-42150-01), the
NCR Corporation 1984 Stock Option Plan  (Registration  No.  33-42150-02) and the
NCR  Corporation  1976  Stock  Option  Plan   (Registration  No.   33-42150-03),
respectively, and the Post-Effective Amendment Nos. 1, 2, 3 and 5 on Form S-8 to
Form S-4  Registration  Statement  (Registration  No.  33-52119)  for the  McCaw
Cellular Communications, Inc. 1983 Non-Qualified Stock Option Plan (Registration
No. 33-52119-01), the McCaw Cellular Communications, Inc. 1987 Stock Option Plan
(Registration No. 33-52119-02),  the McCaw Cellular Communications,  Inc. Equity
Purchase  Plan   (Registration   No.   33-52119-03)   and  the  McCaw   Cellular
Communications,   Inc.   Employee   Stock   Purchase  Plan   (Registration   No.
33-52119-05),  respectively,  and Post-Effective  Amendment No. 1 on Form S-8 to
Form S-4  Registration  Statement  (Registration  No. 33-45302) for the Teradata
Corporation  1987  Incentive  and Other  Stock  Option  Plan  (Registration  No.
33-45302-01),  Form S-8 for the AT&T Amended and Restated 1969 Stock Option Plan
for LIN Broadcasting  Corp.  (Registration No. 33-63195),  and in Post Effective
Amendment Nos. 1, 2, 3, 4 and 5 on Form S-8 to Form S-4  Registration  Statement
(Registration  No.  333-49419) for the Teleport  Communications  Group Inc. 1993
Stock Option Plan (Registration No. 333-49419-01), Teleport Communications Group
Inc. 1996 Equity  Incentive  Plan  (Registration  No.  333-49419-02),  ACC Corp.
Employee Long Term Incentive Plan  (Registration  No.  333-49419-03),  ACC Corp.
Non-Employee  Directors' Stock Option Plan  (Registration No.  333-49419-04) and
ACC Corp. 1996 UK Sharesave Scheme (Registration No. 333-49419-05), and Form S-8
for AT&T Wireless Services,  Inc. Employee Stock Purchase Plan (Registration No.
333-52757),  and in  Post-Effective  Amendment  Nos.  1 and 2 on  Form  S-8  and
Post-Effective  Amendment No. 3 to Form S-4 Registration Statement (Registration
No.  333-70279)  for the  Tele-Communications,  Inc. 1998  Incentive  Plan,  the
Tele-Communications,  Inc.  1996  Incentive  Plan  (Amended and  Restated),  the
Tele-Communications,  Inc.  1995  Employee  Stock  Incentive  Plan  (Amended and

<PAGE>

Restated), the Tele-Communications,  Inc. 1994 Stock Incentive Plan (Amended and
Restated), the Tele-Communications,  Inc. 1994 Nonemployee Director Stock Option
Plan, the Tele-Communications International, Inc., the 1996 Nonemployee Director
Stock  Option  Plan,  the  Tele-Communications  International,  Inc.  1995 Stock
Incentive Plan (Registration No. 333-70279-01), the Liberty Media 401(K) Savings
Plan, the TCI 401(K) Stock Plan  (Registration No.  333-70279-02),  Form S-3 for
the  $13,080,000  Debt  Securities  and  Warrants  to Purchase  Debt  Securities
(Registration No.  333-71167) and Form S-4 for Vanguard  Cellular Systems,  Inc.
(Registration  No.  333-75083)  of AT&T Corp.,  and Form S-4 for Media One Corp.
(Registration  No.  333-86019) of AT&T Corp.,  and Form S-4 for Four Media Corp.
(Registration  No.  333-30250)  of AT&T  Corp.,  and Form S-8 for AT&T Long Term
Savings (Registration No. 333-87935) of AT&T Corp., of our report dated March 9,
2000 relating to the  consolidated  financial  statements of AT&T Corp.  and its
subsidiaries,  which appears in the 1999 Annual Report to Shareholders, which is
incorporated  in this  Annual  Report  on Form  10-K.  We  also  consent  to the
incorporation  by reference  of our report  dated March 9, 2000  relating to the
financial statement schedule, which appears in this Form 10-K.






PricewaterhouseCoopers LLP


New York, New York
March 27, 2000

<PAGE>
                                                                     Exhibit 23b

                       CONSENT OF INDEPENDENT ACCOUNTANTS


We  consent  to the  incorporation  by  reference  in the  following  AT&T Corp.
registration  statements of our report dated February 29, 2000,  relating to the
combined balance sheets of Liberty Media Group ("New Liberty" or "Successor") as
of  December  31,  1999,   and  of  Liberty   Media  Group  ("Old   Liberty"  or
"Predecessor")  as of December 31, 1998, and the related combined  statements of
operations and  comprehensive  earnings,  combined equity and cash flows for the
period  from March 1, 1999 to  December  31,  1999  (Successor  period) and from
January 1, 1999 to February  28, 1999 and for each of the years in the  two-year
period  ended  December  31, 1998  (Predecessor  periods),  which  appears as an
exhibit to this AT&T Corp. 1999 Annual Report on Form 10-K:
<TABLE>
<CAPTION>
           Registration
Form       Statement No.                                   Description
----       -------------                                   -----------
<S>        <C>                                             <C>
S-3        333-00573                                       Shareowner Dividend Reinvestment and Stock Purchase
                                                           Plan
S-8        333-47257  and  33-34265                        AT&T  Long Term  Savings  and  Security  Plan
S-8        33-34264,  33-29256  and 33-21937               AT&T Long Term  Savings  Plan for  Management Employees
S-8        33-39708                                        AT&T  Retirement  Savings and Profit  Sharing Plan
S-8        333-47251 and 33-56643                          Shares Issuable Under the Stock Option Plan of the AT&T 1987 Long Term
                                                           Incentive Program
S-8        33-50819                                        AT&T of Puerto Rico, Inc. Long Term Savings Plan for Management Employees
S-8        33-50817                                        AT&T of Puerto Rico, Inc. Long Term Savings and Security Plan
S-8        33-54797 (Post-Effective Amendment No. 1)       AT&T 1996 Employee Stock Purchase Plan
S-8        333-47255                                       AT&T Shares for Growth Program
S-8        33-28665                                        AT&T 1997 Long Term Incentive Program
S-4        33-57745                                        AT&T 7,500,000 Common Shares
S-8        33-42150 (Post-Effective Amendment No. 1 to     NCR Corporation 1989 Stock Compensation Plan
           Form S-4, (33-42150-01))
S-8        33-42150 (Post-Effective Amendment No. 2 to     NCR Corporation 1984 Stock Option Plan
           Form S-4, (33-42150-02))
</TABLE>

<PAGE>
<TABLE>
<CAPTION>
           Registration
Form       Statement No.                                   Description
----       -------------                                   -----------
<S>        <C>                                             <C>
S-8        33-42150 (Post-Effective Amendment No. 3 to     NCR Corporation 1976 Stock Option Plan
           Form S-4, (33-42150-03))
S-8        33-52119 (Post-Effective Amendment No. 1 to     McCaw Cellular Communications, Inc. 1983 Non-Qualified
           Form S-4, (33-52119-01)                         Stock Option Plan
S-8        33-52119 (Post-Effective Amendment No. 2 to     McCaw Cellular Communications, Inc. 1987 Stock Option
           Form S-4, (33-52119-02)                         Plan
S-8        33-52119 (Post-Effective Amendment No. 3 to     McCaw Cellular Communications, Inc. Equity Purchase
           Form S-4, (33-52119-03)                         Plan
S-8        33-52119 (Post-Effective Amendment No. 5 to     McCaw Cellular Communications, Inc. Employee Stock
           Form S-4, (33-52119-05)                         Purchase Plan
S-8        33-45302 (Post-Effective Amendment No. 1 to     Teradata Corporation 1987 Incentive and Other Stock
           Form S-4, (33-45302-01))                        Option Plan
S-8        33-63195                                        AT&T Amended and Restated 1969 Stock Option Plan for
                                                           LIN Broadcasting Corp.
S-8        333-49419 (Post-Effective Amendment No. 1 to    Teleport Communications Group Inc. 1993 Stock Option
           Form S-4, (333-49419-01))                       Plan
S-8        333-49419 (Post-Effective Amendment No. 2 to    Teleport Communications Group Inc. 1996 Equity
           Form S-4, (333-49419-02))                       Incentive Plan
S-8        333-49419 (Post-Effective Amendment No. 3 to    ACC Corp. Employee Long Term Incentive Plan
           Form S-4, (333-49419-03))
S-8        333-49419 (Post-Effective Amendment No. 4 to    ACC Corp. Non-Employee Directors' Stock Option Plan
           Form S-4, (333-49419-04))
S-8        333-49419 (Post-Effective Amendment No. 5 to    ACC Corp. 1996 UK Sharesave Scheme
           Form S-4, (333-49419-05))
S-8        333-52757                                       AT&T Wireless Services, Inc. Employee Stock Purchase
                                                           Plan
S-8        333-70279 (Post-Effective Amendments Nos. 1     Tele-Communications, Inc. 1998 Incentive Plan
           and 3 to Form S-4, (333-70279-01))
                                                           Tele-Communications, Inc. 1996 Incentive Plan (Amended
                                                           and Restated)
                                                           Tele-Communications, Inc. 1995 Employee Stock
                                                           Incentive Plan (Amended and Restated)
                                                           Tele-Communications, Inc. 1994 Stock Incentive Plan
                                                           (Amended and Restated)
                                                           Tele-Communications, Inc. 1994 Nonemployee Director
                                                           Stock Option Plan
                                                           Tele-Communications International, Inc. 1996
                                                           Nonemployee Director Stock Option Plan
                                                           Tele-Communications International, Inc. 1995 Stock
                                                           Incentive Plan
</TABLE>
<PAGE>
<TABLE>
<CAPTION>
           Registration
Form       Statement No.                                   Description
----       -------------                                   -----------
<S>        <C>                                             <C>
S-8        333-70279 (Post-Effective Amendments No. 2 to   Liberty Media 401(K) Savings Plan
           Form S-4, (333-70279-02))
                                                           TCI 401(K) Stock Plan
S-3        333-71167                                       $13,080,000 Debt Securities and Warrants to Purchase
                                                           Debt Securities
S-4        333-75083                                       Vanguard Cellular Systems, Inc.
S-4        333-86019                                       Media One Corp.
S-4        333-30250                                       Four Media Corp.
S-8        333-87935                                       AT&T Long Term Savings
</TABLE>


                                    KPMG LLP


Denver, Colorado
March 27, 2000