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Area codes 512 and 737 are North American telephone area codes serving Austin, Texas, and its suburbs. Counties currently served by these area codes include Bastrop, Burnet, Caldwell, Hays, Travis, Milam and Williamson. Area code 512 was one of the original area codes established in October 1947.
The original North American area codes were established by the American Telephone and Telegraph Company (AT&T) in 1947, after the demonstration of regional Operator Toll Dialing during the World War II period. The program had the goal of speeding the connecting times for long-distance calling by eliminating intermediary telephone operators.
1 giorno fa · 512 is an area code in Texas, US, serving Austin and nearby cities. Learn about its location, time zone, map and daylight saving time.
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List of North American Numbering Plan area codes - Wikipedia. Contents. hide. (Top) Area codes in numerical order. 200–299. 300–399. 400–499. 500–599. 600–699. 700–799. 800–899. 900–999. Area codes by country, state, province, and regions. United States. Canada. Caribbean and Atlantic islands. U.S. Pacific territories. Non-geographic area codes.
CodeTerritory Or UseDate200not in use; available for non-geographic ...easily recognizable code (ERC)New Jersey ( Bergen County and Hudson ...19471947Southwestern Connecticut ( Bridgeport, ...1947Area code 512 serves the state of Texas. This area code was assigned on January 1st, 1947. On January 1st, 1947 it went into service. 512 is a General Purpose Code. 512 service area does overlap with 737 area codes. Dialing pattern for local calls within the same NPA (area code) is 10D.
Area code 512 is in Texas (TX), USA and some of the main locations it covers are Austin, Round Rock, Georgetown, etc. In service since January 01, 1947, area code 512 is the parent Numbering Plan Area in overlay complex 512/737 (overlaying NPAs cover the same area).
