enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Area code 636 - Wikipedia

    en.wikipedia.org/wiki/Area_code_636

    Relief planning entailed the division of the numbering plan area to create a new area code, 573, for most areas outside of the St. Louis metropolitan area, which would retained area code 314. The area code split became effective at day end of January 7, 1996, with a permissive dialing period commencing until July 7, 1996, during which the new ...

  3. Long-distance calling - Wikipedia

    en.wikipedia.org/wiki/Long-distance_calling

    For example, 10-10-288 for AT&T. Area code 700, rarely used, is reserved for carrier-specific services; each carrier places a recorded self-identification message on 1-700-555-4141 to allow a subscriber to identify the default InterLATA carrier for their line. Long-distance calls may be classified into two groups.

  4. Area codes 314 and 557 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_314_and_557

    Area codes 314 and 557 are telephone area codes in the North American Numbering Plan (NANP) in the U.S. state of Missouri, serving the city of St. Louis and most of its inner-ring suburbs in neighboring St. Louis County. The numbering plan area is bordered to the west by area code 636, which serves St. Louis' outer suburbs to the west, south ...

  5. Toll-free telephone number - Wikipedia

    en.wikipedia.org/wiki/Toll-free_telephone_number

    The UK mobile operators offer an alternative product to organisations who wish to provide toll-free services - 5-digit voice short codes which are sold through mobile aggregators. 0500 numbers, introduced by Mercury Communications (later known as Cable & Wireless , now Vodafone) in 1982, were also freephone numbers (known as "FreeCall"), but ...

  6. Original North American area codes - Wikipedia

    en.wikipedia.org/wiki/Original_North_American...

    The red fields are the NPAs that hosted the Regional Centers for toll-switching established in the General Toll Switching Plan of 1929: [2] New York City (212), Los Angeles (213), Dallas (214), Chicago (312), St. Louis (314), and San Francisco (415) in the multi-NPA states, and in Denver (303) and Atlanta (404) in states with just a single area ...

  7. Local access and transport area - Wikipedia

    en.wikipedia.org/.../Local_access_and_transport_area

    Map of LATAs in the US. Local access and transport area (LATA) is a term used in U.S. telecommunications regulation.It represents a geographical area of the United States under the terms of the Modification of Final Judgment (MFJ) entered by the United States District Court for the District of Columbia in Civil Action number 82-0192 or any other geographic area designated as a LATA in the ...

  8. List of Missouri area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Missouri_area_codes

    The area codes are allocated within the North American Numbering Plan (NANP). The two original area codes for Missouri in 1947 were 314 and 816. Area code 417 was split off from 816 in 1950, and the other area codes followed more than 40 years later, due to the proliferation of Cellular Phones and Pagers.

  9. 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]