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2. Caller ID - Wikipedia

   en.wikipedia.org/wiki/Caller_ID

   Caller-ID system response sounds in various cases: analog, ISDN and digital PBX Caller identification (Caller ID) is a telephone service, available in analog and digital telephone systems, including voice over IP (VoIP), that transmits a caller's telephone number to the called party's telephone equipment when the call is being set up.

3. Automatic number identification - Wikipedia

   en.wikipedia.org/wiki/Automatic_number...

   Dialed Number Identification Service (DNIS) is a related service feature available to private branch exchange subscribers. [7] [8] It transmits information about the destination number, which a service provider can use to have several toll-free numbers directed to the same call center and provide unique service. DNIS can also be used to ...

4. US West - Wikipedia

   en.wikipedia.org/wiki/US_West

   US West Communications was the first local telephone company to offer Caller ID service in 1991, nearly four years before any other local telco could do so. They were the first U.S. telco to upgrade their PSTN to electronic switching before 1990 and they were the first to offer residential and business ISDN and later, DSL services to their ...

5. Calling Name Presentation - Wikipedia

   en.wikipedia.org/wiki/Calling_Name_Presentation

   In Canada, the caller name information can be applied either by the client's own equipment (PBX), or by the originating carrier. The altering of caller ID information is allowed, provided it does not violate regulations in place regarding spoofing or fraud. [2] In the US, the caller's name, or CNAM information, is not sent during a call.

6. 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 four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.

7. AOL Plans - AOL Help

   help.aol.com/articles/aol-advantage-plans

   Tech Plus by AOL will provide around-the-clock tech support for all your devices coupled with computer and digital data protection services. • Tech Plus by AOL - Platinum - Tech Plus Platinum includes top of the line products to help protect your identity, personal data and devices, so that you have more control over your digital life.

8. How AT&T customers can protect themselves in the latest data ...

   www.aol.com/t-customers-protect-themselves...

   If you were an AT&T cellphone customer in 2022, your call data was possibly breached to bad actors. AT&T said Friday that data was breached from “nearly all” of its cellular customers and the ...

9. AT&T Communications - Wikipedia

   en.wikipedia.org/wiki/AT&T_Communications

   AT&T Phone (formerly AT&T U-verse Voice) is a voice communication service delivered over AT&T's IP network . This phone service is digital and provides a voicemail service accessed by *98 from the home number. Customers who subscribe to both AT&T Phone and U-verse TV get features such as call history on channel 9900, which displays the last 100 ...