File 33-57745
Rule 424(b)(2)
PROSPECTUS SUPPLEMENT
(To Prospectus dated September 15, 1999) [GRAPHIC OMITTED]
439,386 Shares
AT&T CORP.
Common Stock
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This prospectus supplement relates to 439,386 shares of our common
stock, par value $1.00 per share, issued to the shareholders of Louisiana Mobile
Systems, Inc. in connection with our acquisition of the outstanding shares of
stock of Louisiana Mobile Systems, Inc. We acquired all of the outstanding
shares of Louisiana Mobile Systems, Inc., effective November 1, 1999 for a
purchase price of $19,319,269.88 through a merger of our wholly owned
subsidiary, AT&T Wireless Louisiana Acquisitions, Inc., into Louisiana Mobile
Systems, Inc.
Our common stock is quoted on The New York Stock Exchange under the
symbol "T." The last reported sale price of the common stock on The New York
Stock Exchange on October 29, 1999 was $46 3/4 per share.
Neither the Securities and Exchange Commission nor any state securities
commission has approved or disapproved of these securities, or determined if
this prospectus is truthful or complete. Any representation to the contrary is a
criminal offense.
The date of this prospectus supplement is November 1, 1999.
