telecommunications industry

9 companies

Company	Type	Based in	Founded
3Com	business, enterprise	Marlborough	1979
Comcast	telecommunications company, business, enterprise, public company	Philadelphia	June 28, 1963
Cricket Wireless	mobile virtual network operator, telecommunications company, business, mobile phone store chain	San Diego	1999
Crown Castle International Corp.	organization, real estate investment trust, company, public company	Houston	January 1, 1994
Globalstar	telecommunications company	Covington	1998
Level 3 Communications	business, enterprise, public company	Frankfurt	1985
Sprint Corporation	mobile network operator, business, enterprise, public company	Overland Park	1899
WarnerMedia	media company, business, enterprise, public company	Delaware, New York City	2016
Yahoo Inc.	division, business, new media, company	Sunnyvale, New York City	2006