Exhibit 21
PRINCIPAL SUBSIDIARIES OF
AT&T INC., AS OF DECEMBER 31, 2019
2019 AT&T INC. REPORT TO STOCKHOLDERS
SECURITIES AND EXCHANGE COMMISSION ("SEC")
FORM 10-K filed February 19, 2020
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
|
Xandr Inc. |
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
|
Vrio Corp. |
Delaware |
same
|
DIRECTV Latin America, LLC |
Delaware |
same
|
Sky Serviços de Banda Larga Ltda.
|
Brazil |
Sky Brasil
|
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 Warner Bros. Warner Bros. International Film Acquisitions Warner Bros. International Cinemas Warner Bros. Entertainment Group
|
WarnerMedia Direct, LLC |
Delaware |
same
|
Historic TW Inc. |
Delaware |
same
|
Warner Communications LLC |
Delaware |
same
|