Exhibit 21
PRINCIPAL SUBSIDIARIES OF
AT&T INC., AS OF DECEMBER 31, 2013
2013 AT&T INC. REPORT TO STOCKHOLDERS
SECURITIES AND EXCHANGE COMMISSION ("SEC")
FORM 10-K filed February 21, 2014
State of Incorporation/Formation | Conducts Business Under | |
Illinois Bell Telephone Company | Illinois | AT&T Illinois; AT&T Wholesale |
Indiana Bell Telephone Company, Incorporated | Indiana | AT&T Indiana; AT&T Wholesale |
Michigan Bell Telephone Company | Michigan | AT&T Michigan; AT&T Wholesale |
Nevada Bell Telephone Company | Nevada | AT&T Nevada; AT&T Wholesale |
Pacific Bell Telephone Company | California | AT&T California; AT&T Wholesale; AT&T DataComm |
AT&T International, Inc. | Delaware | AT&T International |
SBC Internet Services, LLC | California | AT&T Internet Services |
SBC Long Distance, LLC | Delaware | AT&T Long Distance |
AT&T Teleholdings, Inc. | Delaware | AT&T Midwest; AT&T West; AT&T East |
Southwestern Bell Telephone Company | Delaware | AT&T Arkansas; AT&T Kansas; AT&T Missouri; AT&T Oklahoma; AT&T Texas; AT&T Southwest; AT&T DataComm; AT&T Wholesale |
The Ohio Bell Telephone Company | Ohio | AT&T Ohio; AT&T Wholesale |
The Southern New England Telephone Company | Connecticut | AT&T Connecticut |
Wisconsin Bell, Inc. | Wisconsin | AT&T Wisconsin; AT&T Wholesale |
AT&T Corp. | New York | AT&T Corp.; ACC Business; AT&T Wholesale; Lucky Dog Phone Co.; AT&T Business Solutions; AT&T Advanced Solutions; SNET Diversified Group | |||
AT&T Communications of New York, Inc. | New York | same | |||
Teleport Communications New York | New York | same | |||
BellSouth Corporation | Georgia | AT&T South | |||
BellSouth Telecommunications, LLC | Georgia | AT&T Alabama AT&T Florida AT&T Georgia AT&T Kentucky AT&T Louisiana AT&T Mississippi AT&T North Carolina AT&T South Carolina AT&T Tennessee AT&T Southeast | |||
AT&T Mobility LLC | Delaware | AT&T Mobility | |||
AT&T Mobility II LLC | Delaware | AT&T Mobility | |||
New Cingular Wireless Services, Inc. | Delaware | AT&T Mobility |