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2. Attempted purchase of T-Mobile USA by AT&T - Wikipedia

   en.wikipedia.org/wiki/Attempted_purchase_of_T...

   AT&T, T-Mobile, and Deutsche Telekom was a lawsuit brought by the US Antitrust Division of the Department of Justice seeking to block the merger of AT&T Mobility and T-Mobile USA. [ 11 ] Had the purchase been completed, AT&T would have had a customer base of approximately 130 million users, making AT&T the largest wireless carrier in the United ...

3. Martin Cooper (inventor) - Wikipedia

   en.wikipedia.org/wiki/Martin_Cooper_(inventor)

   On April 3, 1973, he placed the first public call from a handheld portable cell phone while working at Motorola, from a Manhattan sidewalk to his counterpart at competitor Bell Labs. [ 4 ] [ 5 ] Cooper reprised the first handheld cellular mobile phone (distinct from the car phone ) in 1973 and led the team that re-developed it and brought it to ...

4. AT&T Corporation - Wikipedia

   en.wikipedia.org/wiki/AT&T_Corporation

   AT&T Corporation, commonly referred to as AT&T, an abbreviation for its former name, the American Telephone and Telegraph Company, was an American telecommunications company that provided voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.

5. List of mobile network operators in the United States

   en.wikipedia.org/wiki/List_of_mobile_network...

   Acquired by Verizon Wireless and AT&T Mobility. [38] AT&T Wireless Services: GSM: EDGE: 22: October 2004: Acquired by Cingular Wireless, which later rebranded to AT&T Mobility. [39] Big Sky Mobile: GSM: EDGE: Unknown: 2017: Sold spectrum licenses to AT&T and T-Mobile and exited the business. [40] Blaze Wireless: GSM, UMTS: EDGE, HSPA+, LTE ...

6. Cricket Wireless - Wikipedia

   en.wikipedia.org/wiki/Cricket_Wireless

   Cricket offers a variety of phones including most of the latest iPhone and Android models. In July 2013, AT&T agreed to buy Cricket Wireless' parent for $1.2 billion. The FCC approved the acquisition between AT&T and Leap Wireless in March 2014. [20] In doing so, AT&T merged its own Aio Wireless prepaid brand into Cricket to form the "New ...

7. Centennial Communications - Wikipedia

   en.wikipedia.org/wiki/Centennial_Communications

   Centennial Wireless, a wholly owned subsidiary of Centennial Communications, was a regional wireless telecommunications provider that operated a GSM network in the Midwest states of Michigan, Ohio and Indiana as well as the Southeastern states of Mississippi, Louisiana, and Texas.