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  2. Vertical service code - Wikipedia

    en.wikipedia.org/wiki/Vertical_service_code

    As CLASS was an AT&T trademark, the term vertical service code was adopted by the North American Numbering Plan Administration. The use of vertical is a somewhat dated reference to older switching methods and the fact that these services can only be accessed by a telephone subscriber, going up ( vertically ) inside the local central office ...

  3. Anonymous call rejection - Wikipedia

    en.wikipedia.org/wiki/Anonymous_call_rejection

    On more modern landline services, particularly those using VoIP, ACR is sometimes activated and deactivated using a Web interface, rather than by dialling codes. On traditional landlines in the North American Numbering Plan , the feature is enabled with the vertical service code *77 , and disabled with *87 .

  4. How to Do a Free Reverse Phone Lookup & the 8 Best ... - AOL

    www.aol.com/free-reverse-phone-lookup-8...

    Spy Dialer is a free reverse phone lookup service that accesses public databases of registered phone numbers to help users find information on cell phone and landline numbers and emails.

  5. Automatic number announcement circuit - Wikipedia

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

    An automatic number announcement circuit (ANAC) is a component of a central office of a telephone company that provides a service to installation and service technicians to determine the telephone number of a telephone line. The facility has a telephone number that may be called to listen to an automatic announcement that includes the caller's ...

  6. Free voicemail: How to avoid paying to check your cell phone ...

    www.aol.com/news/2010-04-26-free-voicemail-how...

    The one that stood out to me was that most customers are paying an extra $2 to $3 a bill to listen to voicemail. Thanks to the Free voicemail: How to avoid paying to check your cell phone messages

  7. 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 ...

  8. AT&T proposes ending California landline service, customers ...

    www.aol.com/news/t-proposes-ending-california...

    For premium support please call: 800-290-4726 more ways to reach us

  9. Add, replace or remove AOL account recovery info

    help.aol.com/articles/add-or-update-aol-account...

    Sign in to the AOL Account Security page. Scroll to the bottom of the page. First add a new email or phone number. Enter your new recovery info and follow the on-screen prompts. Click remove next to the old recovery option. Click Remove email or Remove phone to confirm.