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2. Vertical service code - Wikipedia

   en.wikipedia.org/wiki/Vertical_service_code

   A vertical service code ( VSC) is a sequence of digits and the signals star (*) and pound/hash (#) dialed on a telephone keypad or rotary dial to access certain telephone service features. [1] Some vertical service codes require dialing of a telephone number after the code sequence. On a touch tone telephone, the codes are usually initiated ...

3. Mobile network codes in ITU region 3xx (North America)

   en.wikipedia.org/wiki/Mobile_network_codes_in...

   AT&T: AT&T Mobility: Not operational: GSM 850 / GSM 1900 / UMTS 850 / UMTS 1900: Former AT&T Wireless Services, then Cingular Wireless (known as "Cingular Blue") 310: 390: Cellular One of East Texas: TX-11 Acquisition, LLC: Operational: GSM 850 / LTE 700 / CDMA: Former Yorkville Telephone Cooperative: 310: 400: IT&E Wireless: IT&E Overseas, Inc

4. List of mobile virtual network operators in the United States ...

   en.wikipedia.org/wiki/List_of_mobile_virtual...

   Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the three major cellular carriers in the country, AT&T Mobility, T-Mobile US, and Verizon. [1] [2] In 2016, MVNOs across the nation such as Metro PCS , Boost Mobile , Cricket Wireless , and Tracfone brands served about 36 million ...

5. Verizon, T-Mobile or AT&T Stock: Which Is the Best Investment?

   www.aol.com/finance/verizon-t-mobile-t-stock...

   As discussed above, Verizon has more long-term debt than the other two companies, at more than $136 billion as of March 2024. AT&T’s long-term debt for the same period was $125.7 billion, while ...

6. AT&T restores service after hours of outage - AOL

   www.aol.com/news/cellular-outage-us-hits-t...

   February 22, 2024 at 9:06 PM. By Aditya Soni and David Shepardson. (Reuters) -AT&T said late on Thursday an outage that disrupted calls and text messages for thousands of U.S. users and prompted ...

7. AT&T customers hit by widespread cellular outages in the U.S.

   www.aol.com/news/t-verizon-t-mobile-customers...

   Cricket Wireless, which is owned by AT&T and uses its network, is also experiencing cellular problems. More than 13,500 customers reported outages as of 8 a.m. ET on Thursday. The number dipped to ...

8. Malicious caller identification - Wikipedia

   en.wikipedia.org/wiki/Malicious_caller...

   Malicious caller identification, introduced in 1992 as Call Trace, [1] is activated by the vertical service code *57 ("star fifty-seven"), and is an upcharge fee subscription service offered by telephone company providers which, when dialed immediately after a malicious call, records metadata for police follow-up.

9. Visible by Verizon - Wikipedia

   en.wikipedia.org/wiki/Visible_by_Verizon

   Visible (stylized as v˙s˙ble) is a cell phone service owned and operated wholly by Verizon Communications. [1] [2] Visible competes primarily against T-Mobile 's Metro by T-Mobile , AT&T 's Cricket Wireless and Dish 's Boost Mobile as part of the prepaid wireless service provider brands.