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  2. Telephone prefix - Wikipedia

    en.wikipedia.org/wiki/Telephone_prefix

    A telephone prefix is the first set of digits after the country, and area codes of a telephone number. In the North American Numbering Plan countries (country code 1), it is the first three digits of a seven-digit local phone number, the second three digits of the 3-3-4 scheme. In other countries, both the prefix and the number may have ...

  3. Area codes 212, 646, and 332 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_212,_646,_and_332

    Area code 212 is one of the original North American area codes assigned by AT&T in 1947, originally serving all five boroughs of New York City.Area codes were assigned based on the volume of traffic and the speed of dialing the code on a rotary electromechanical dial phone, so that the higher the volume of traffic, the less time it took to dial the area code.

  4. Telephone exchange names - Wikipedia

    en.wikipedia.org/wiki/Telephone_exchange_names

    Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]

  5. Category:Three-digit telephone numbers - Wikipedia

    en.wikipedia.org/wiki/Category:Three-digit...

    105 (telephone number) 106 (emergency telephone number) 108 (emergency telephone number) 111 (emergency telephone number) 112 (emergency telephone number) 119 (COVID-19 testing) 119 (emergency telephone number) 211 (telephone number) 311 (telephone number) 411 (telephone number) 911 (emergency telephone number) 911 (Philippines) 988 (telephone ...

  6. List of New York area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_New_York_area_codes

    New York City: Manhattan only; overlays with 212, 332, and 917 680: 2017: Syracuse, Utica, Watertown, and north central New York; overlay of 315 716: 1947 Buffalo, Dunkirk-Fredonia, Olean, Jamestown, Niagara Falls, Tonawanda and western New York; will be overlaid by 624 in 2024 718: 1984 New York City: all except Manhattan; overlays with 347 ...

  7. Area codes 718, 347, and 929 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_718,_347,_and_929

    Marble Hill, a neighborhood of the borough of Manhattan, is physically located on the U.S. mainland, adjacent to the Bronx. Despite being legally a part of the borough of Manhattan, [9] per the Greater New York Charter of 1897, the neighborhood of Marble Hill is excluded from the Manhattan numbering plan areas 212, 646, and 332, instead using the 718, 347, and 929 area codes. [9]

  8. North American Numbering Plan - Wikipedia

    en.wikipedia.org/wiki/North_American_Numbering_Plan

    The Glenn Miller tune PEnnsylvania 6-5000 refers to telephone number PE6-5000, a number in service at the Hotel Pennsylvania (212 736-5000) in New York City until the hotel's closing in 2020. Similarly, the movie BUtterfield 8 is set in the East Side of Manhattan between roughly 64th and 86th Streets, where the telephone prefixes include 288.

  9. Direct distance dialing - Wikipedia

    en.wikipedia.org/wiki/Direct_Distance_Dialing

    The first direct-dialed long-distance telephone calls were possible in the New Jersey communities of Englewood and Teaneck.Customers of the ENglewood 3, ENglewood 4 and TEaneck 7 exchanges, who could already dial telephone numbers in the New York City area, could place calls to eleven major cities across the United States by dialing the three-digit area code and the seven-digit directory number.