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  2. List of North American Numbering Plan area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_North_American...

    this was the first part of North America to have its code changed three times: from 213 to 714 1951: to 619 in 1982, and to 760 in 1997; was to have originally split off the portion of 760 serving San Diego County to a new 442 area code in late 2008/early 2009; that plan was cancelled; 2009: overlaid by 442; 761

  3. Telephone numbers in the Americas - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_the...

    The prefixes in the Americas start with one of 1,2,5. All countries in the Americas use codes that start with "5", with the exception of the countries of the North American Numbering Plan, such as Canada and the United States, which use country code 1, and Greenland and Aruba with country codes starting with the digit "2", which mostly is used by countries in Africa.

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

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

    This list contains the mobile country codes and mobile network codes for networks with country codes between 300 and 399, inclusively – a region that covers North America and the Caribbean. Guam and the Northern Mariana Islands are included in this region as parts of the United States.

  5. Area codes 541 and 458 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_541_and_458

    894 Sumpter: Baker: January 10, 1996 895 Creswell: Lane: January 10, 1996 896 ... Prefix Location County Introduced 200 Cascade Locks: Hood River: October 3, 2011 201

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

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

    Toll-free telephone numbers in the North American Numbering Plan have the area code prefix 800, 833, 844, 855, 866, 877, or 888. Additionally, area codes 822, 880 through 887, and 889 are reserved for toll-free use in the future. 811 is excluded because it is a special dialing code in the group NXX for various other purposes.

  7. Telephone numbering plan - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbering_plan

    A broad division is commonly recognized between closed and open numbering plans. A closed numbering plan, as found in North America, features fixed-length area codes and local numbers, while an open numbering plan has a variance in the length of the area code, local number, or both of a telephone number assigned to a subscriber line. The latter ...

  8. North American Numbering Plan - Wikipedia

    en.wikipedia.org/wiki/North_American_Numbering_Plan

    As a result, prefixes were duplicated in both area codes, which counteracted much of the benefit of the division, with only 200 of 700 prefixes in area 612 transferring entirely to area 651. In less than two years, area code 612 again exhausted its supply of telephone numbers, and necessitated a three-way division in 2000, creating the new area ...

  9. Area codes 304 and 681 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_304_and_681

    Central office prefixes in area code 304 [6] Prefix Location County ZIP Code Introduced 200 Williamstown: Wood: 26187 September 8, 2008 201 St. Albans: Kanawha: 25177 August 20, 2000 202 Pineville: Wyoming: 24874 November 24, 2008 203 Clarksburg: Harrison: 26301 July 22, 1999 204 Nitro: Kanawha: 25143 August 20, 2000 205 Charleston: Kanawha ...