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  2. List of Ohio area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Ohio_area_codes

    In 2016, area code 614 was overlaid with 380 in the Columbus/Central Ohio area for the same reason. In 2020, 326 was added as an all services overlay for 937. Area code 283 was added as an overlay for 513 on April 28, 2023. [2] [3] Area code 436 went into service on March 1, 2024, as an overlay of 440. [4]

  3. List of telephone country codes - Wikipedia

    en.wikipedia.org/.../List_of_telephone_country_codes

    North American Numbering Plan members are assigned three-digit numbering plan area (NPA) codes under the common country code 1, shown in the format 1 (NPA). Within an NPA, all telephone numbers have seven digits. 1 – United States, including United States territories: 1 (340) – United States Virgin Islands; 1 (670) – Northern Mariana Islands

  4. Area codes 740 and 220 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_740_and_220

    Area code 740 was established by an area code split of area code 614 on November 8, 1997. [1] By the end of 2013, exhaust studies indicated that the 740 area code would run out of telephone numbers sometime in 2015. The Public Utilities Commission of Ohio chose a relief plan by implementing an overlay with new area code 220, effective April 22 ...

  5. Athens, Ohio - Wikipedia

    en.wikipedia.org/wiki/Athens,_Ohio

    Athens is a city and the county seat of Athens County, Ohio, United States.The population was 23,849 at the 2020 United States census. [5] Located along the Hocking River within Appalachian Ohio about 65 miles (105 km) southeast of Columbus, Athens is best known as the home of Ohio University, a large public research university with an undergraduate and graduate enrollment of more than 21,000 ...

  6. Area codes 440 and 436 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_440_and_436

    Area code 440 was established on August 16, 1997, in a three-way split of area code 216, one of the original North American area codes, [1] to provide relief from central office prefix exhaustion from increasing popularity of cellular phones and population pressure. [2]

  7. Area codes 614 and 380 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_614_and_380

    Area codes 614 and 380 are telephone area codes in the North American Numbering Plan (NANP) for all or part of four counties in central Ohio, surrounding and including the state capital of Columbus. Area code 614 is one of the original area codes assigned for Ohio in 1947, while area code 380 is an overlay code covering the same territory.

  8. Area codes 408 and 669 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_408_and_669

    The additional demands for PCS and cellular phone numbers helped necessitate the 831/408 area code split, the 650/415 split, and the earlier 510/415 split. Part of the previous dialing plan included a mass calling prefix for radio station contests, introduced in the 1960s because some contests put unacceptable loads on the Bay Area's telephone ...

  9. Area codes 513 and 283 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_513_and_283

    In 2000, area code 283 was reserved as an overlay code for numbering plan area 513. Although permissive dialing began on January 15, 2001, the implementation was suspended, because of the economic downturn and the return of telephone numbers as a result of the abandonment of service by competitive local telephone companies. [ 3 ]