AT&T
Bell_Labs
Claude_Shannon
BellSouth
Western_Electric
Bell_Telephone_Company
AT&T_Mobility
Jon_Hall
AT&T_Southwest
AT&T_Communications
Bell_Canada
Cincinnati_Bell
NYNEX
US_West
Ameritech
Pacific_Northwest_Bell
New_Jersey_Bell_Headquarters_Building
Bell_Telephone_Building_(Pittsburgh)
Northwestern_Bell