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T AT&T

Filed: 12 Oct 18, 5:01pm

Exhibit 21.1

PRINCIPAL SUBSIDIARIES OF

AT&T INC., AS OF OCTOBER 1, 2018

 

Legal Name

  

State of

Incorporation/Formation

  

Conducts Business Under

Illinois Bell Telephone Company, LLC  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 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;

AT&T Business Solutions;

AT&T Advanced Solutions;

AT&T Diversified Group;

AT&T Mobile and Business Solutions

Teleport Communications America, LLC  Delaware  same
BellSouth, LLC  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  same
AT&T Mobility II LLC  Delaware  same
New Cingular Wireless PCS, LLC  Delaware  AT&T Mobility
Cricket Wireless LLC  Delaware  same
AT&T Communications, LLC  Delaware  same
AT&T Latin America, LLC  Delaware  same
AppNexus Inc.  Delaware  same
Vrio Corp.  Delaware  same
AT&T Comunicaciones Digitales, S. de R.L. de C.V.  Mexico City  same
DIRECTV, LLC  California  same
DIRECTV Enterprises, LLC  Delaware  same
DIRECTV Latin America, LLC  Delaware  same
Sky Serviços de Banda Larga Ltda.  Brazil  same
DIRECTV Colombia Ltda.  Colombia  same
DIRECTV Argentina S.A.  Argentina  same
Otter Media Holdings, LLC  Delaware  same
Warner Media, LLC  Delaware  same
Home Box Office, Inc.  Delaware  HBO Global Licensing
Turner Broadcasting System, Inc.  Georgia  Turner
Warner Bros. Entertainment Inc.  Delaware  Warner-Grandview Music
Historic TW Inc.  Delaware  same
Warner Communications LLC  Delaware  same