EX-21 4 y06520exv21.txt LIST OF SUBSIDIARIES OF AT&T . . . Exhibit 21 Subsidiary List List of Subsidiaries of AT&T Corp. As of 3/1/05
Jurisdiction of Incorporation --------------- ACC Corp................................................. Delaware Alascom, Inc............................................. Alaska AT&T Capital Holdings, Inc. ............................. Delaware AT&T Credit Holdings, Inc. .............................. Delaware AT&T Communications, Inc................................. Delaware AT&T Communications of California, Inc................... California AT&T Communications of Delaware, LLC..................... Delaware AT&T Communications of Hawaii, Inc....................... Hawaii AT&T Communications of Illinois, Inc..................... Illinois AT&T Communications of Indiana, G.P...................... Delaware AT&T Communications of Maryland, LLC..................... Delaware AT&T Communications of Michigan, Inc..................... Michigan AT&T Communications of the Midwest, Inc.................. Iowa AT&T Communications of the Mountain States, Inc.......... Colorado AT&T Communications of Nevada, Inc....................... Nevada AT&T Communications of New England, Inc.................. New York AT&T New Jersey Holdings, LLC............................ Delaware AT&T Communications of New York, Inc..................... New York AT&T Communications of Ohio, Inc......................... Ohio AT&T Communications of the Pacific Northwest, Inc........ Washington AT&T Communications of Pennsylvania, LLC................. Delaware AT&T Communications of the South Central States, LLC..... Delaware AT&T Communications of the Southern States, LLC.......... Delaware AT&T Communications of the Southwest, Inc................ Delaware AT&T Communications of Virginia, LLC..................... Virginia AT&T Communications of Washington D.C., LLC.............. Delaware AT&T Communications of West Virginia, Inc................ West Virginia AT&T Communications of Wisconsin I Limited Partnership... Delaware AT&T Communications Services International Inc........... Delaware AT&T Global Communications Services Inc.................. Delaware AT&T Communications Services of Jamaica LLC.............. Delaware AT&T Solutions Inc....................................... Delaware AT&T Global Network Services Group LLC................... Delaware AT&T of Puerto Rico, Inc................................. New York AT&T of the Virgin Islands, Inc.......................... Delaware Cuban American Telephone & Telegraph Company ............ Cuba Global Card Holdings Inc................................. Delaware Teleport Communications Group Inc........................ Delaware