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2. Toll-free telephone numbers in the North American Numbering ...

   en.wikipedia.org/wiki/Toll-free_telephone...

   The SMS/800 database and RespOrg structure are used in the U.S. and Canada. A few specific exchanges remain reserved or are assigned to specific North American Numbering Plan countries which do not draw numbers from the SMS/800 pool: Some 800-NXX prefixes are reserved for the following areas: 800-389 for the Bahamas; 800-534 for Barbados

3. Automatic number identification - Wikipedia

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

   Automatic number identification (ANI) [1] [2] is a feature of a telecommunications network for automatically determining the origination telephone number on toll calls for billing purposes. Automatic number identification was originally created by the American Telephone and Telegraph Company (AT&T) for long distance service in the Bell System ...

4. RespOrg - Wikipedia

   en.wikipedia.org/wiki/RespOrg

   A "data base communication call processing method" [2] patented by Roy P. Weber of Bell Labs, and implemented by AT&T in 1982, broke the link between individual telephone numbers and a specific trunk, city, or carrier. A toll-free number was merely an index into a large, distributed database; any number could be reassigned geographically ...

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

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

   800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. ... GreatPeopleSearch is a user-friendly free reverse phone number lookup site that provides searchers with fast and accurate results.

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

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

   T-Mobile: T-Mobile US: Operational: GSM 1900 / LTE 600 / LTE 700 / LTE 850 / LTE 1900 / LTE 1700 / LTE 2500 / 5G 600 / 5G 1900 / 5G 2500 / 5G 26000 / 5G 28000 / 5G 39000: Former Cook Inlet West Wireless, Voicestream; [142] now universal USA code. Also used for Mint Mobile, [143] Ting. [82] UMTS shut down July 2022, GSM to shut down Sep 2024 ...

7. Somos, Inc. - Wikipedia

   en.wikipedia.org/wiki/Somos,_Inc.

   The American Telephone & Telegraph Company (AT&T) first introduced 800 toll-free service in 1967. [2] When AT&T was the only Interexchange carrier, local exchange carriers automatically routed all toll-free calls directly to an AT&T point of presence without performing a translation from the toll-free number to the terminating telephone number. [3]

8. T-Mobile's 'Mobile Money' blends prepaid Visa cards and no ...

   www.aol.com/news/2014-01-22-t-mobile-mobile...

   Without paying a single fee, T-Mobile wireless customers can deposit checks into their Mobile Money account by taking a picture of them with their smartphone, withdraw money from 42,000 in-network ...

9. Prepayment for service - Wikipedia

   en.wikipedia.org/wiki/Prepayment_for_service

   If the local number provided is used from the consumers home or cell phone, the user pays for the cost of the first call. The caller can see this on bills even if the call is not connected. The reason that 800 toll free is more expensive is because the Prepaid Calling Card Company pays for the attempts and even when calling to check a balance ...