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In March 2011, central office code relief was implemented by adding area code 531 in an overlay to the same service area of 402. Although the first central office prefix in 531 was not assigned until February 2013, ten-digit dialing has been mandatory for all calls from the 402 territory since Spring 2011.
402/531: Eastern Nebraska, including Omaha and Lincoln, overlaid in 2011 [1] Under the original North American Numbering Plan of 1947, area code 402 covered all of Nebraska. Area code 308 was split off in 1954, and Nebraska retained the same area code configuration for 57 years until the 402/531 overlay, making it one of the longest-lasting in ...
Area codes are also assigned for non-geographic purposes. The rules for numbering NPAs do not permit the digits 0 and 1 in the leading position. [1] Area codes with two identical trailing digits are easily recognizable codes (ERC). NPAs with 9 in the second position are reserved for future format expansion.
Look at the area code: Start by comparing the phone number’s area code to the list of area codes you should never answer. If it’s on the list, there’s a good chance there’s a scammer on ...
To find the poorest area codes, the bottom-three lowest mean incomes per area code were averaged to come up with mean income for the entire area code. Only area codes with at least three high ...
Area code 352; Area code 360; Area code 361; Area code 386; Area code 401; Area codes 402 and 531; Area code 404; Area codes 405 and 572; Area code 406; Area codes 407 and 689; Area codes 408 and 669; Area code 409; Area code 410; Area codes 410, 443, and 667; Area code 412; Area code 413; Area code 414; Area codes 415 and 628; Area code 417 ...
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The state of California was divided into three numbering plan areas (NPAs) with distinct area codes: 213, 415, and 916, for the southern, central, and northern parts of the state, respectively. [ 1 ] In 1949, Oakland, CA, received the fifth regional dial switching center for Operator Toll Dialing in the nation, [ 2 ] which set the stage for ...