EX-21 6 ex21.htm SUBSIDIARIES OF AT&T INC.
Exhibit 21
 
PRINCIPAL SUBSIDIARIES OF

AT&T INC., AS OF DECEMBER 31, 2014

2014 AT&T INC. REPORT TO STOCKHOLDERS

SECURITIES AND EXCHANGE COMMISSION ("SEC")

FORM 10-K filed February 20, 2015

Legal Name
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
 
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
 
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;
AT&T Diversified Group;
AT&T Mobile and Business Solutions 
AT&T Communications of
  New York, Inc.
 
New York
 
same
 
Teleport Communications
  America, LLC
 
Delaware
 
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
 
Cricket Wireless LLC
Delaware
same