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2. 5G - Wikipedia

   en.wikipedia.org/wiki/5G

   Wireless network technologies. In telecommunications, 5G is the fifth-generation technology standard for cellular networks, which cellular phone companies began deploying worldwide in 2019, and is the successor to 4G technology that provides connectivity to most current mobile phones. Like its predecessors, 5G networks are cellular networks, in ...

3. List of mobile network operators in the United States - Wikipedia

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

   AT&T, T-Mobile, Verizon, Dish Wireless , and uscellular also sell SIM cards through their retail channels, both in-store and online. The top five wireless providers operate nationwide wireless networks which cover most of the population in the United States, while smaller carriers provide native network coverage across selected regions of the ...

4. Verizon (mobile network) - Wikipedia

   en.wikipedia.org/wiki/Verizon_(mobile_network)

   Verizon is the second-largest wireless carrier in the United States, with 144.8 million subscribers as of December 31, 2023. [4] It currently has the largest network in the United States with their LTE network covering 70% of the United States. [5] The company is headquartered in Basking Ridge, New Jersey.

5. Concerns over Chinese involvement in 5G wireless networks

   en.wikipedia.org/wiki/Concerns_over_Chinese...

   Concerns over Chinese involvement in 5G wireless networks stem from allegations that cellular network equipment sourced from Chinese vendors may contain backdoors enabling surveillance by the Chinese government (as part of its intelligence activity internationally) and Chinese laws, such as the Cybersecurity Law of the People's Republic of China, which compel companies and individuals to ...

6. United States Cellular Corporation - Wikipedia

   en.wikipedia.org/wiki/United_States_Cellular...

   The company was formed in 1983 and is headquartered in Chicago, Illinois. UScellular is the fourth-largest wireless carrier in the United States, with 4,656,000 subscribers in 426 markets in 21 states as of the 2nd quarter of 2023. In May 2024, T-Mobile US announced it would acquire UScellular's wireless business in a deal worth $4.4 billion.

7. Cellular frequencies in the United States - Wikipedia

   en.wikipedia.org/wiki/Cellular_frequencies_in...

   There are 51 MTAs, 493 BTAs and 175 EAs in the United States. The Advanced Wireless Services (AWS) bands, auctioned in the summer of 2006, were for 1,710–1,755 MHz, and 2,110–2,155 MHz. The spectrum was divided into blocks: A blocks were for Cellular Market Areas, based on existing cellular (1G) licenses, and were 2 × 10 MHz.