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Area code 520 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Arizona. The numbering plan area comprises Tucson and most of the southeastern part of the state. Area code 520 was created in a split of area code 602 on March 19, 1995. Previously, 602 had been the sole area code for the entire state of ...
602 was the original area code for Arizona, and was split in 1995 into 602, serving metropolitan Phoenix, and 520, serving the remainder of the state. [1] In 1999, 602 was split into 480, 602, and 623, [2] which were recombined in 2023. [3] 520 was split in 2001 to form area code 928. [4]
Pages in category "Area codes in Arizona" The following 6 pages are in this category, out of 6 total. ... Area code 520; Area codes 602, 480, and 623;
To find out the 25 poorest and richest area codes, GOBankingRates used the 2015 Census Community Survey, the most recent data available, to rank cities across the nation in order of mean household ...
This meant that in-state toll and collect calls would require dialing the area code. [4] By the early 1990s, the need for a new area code could no longer be staved off. In 1993, Arizona was allocated a second area code, area code 520, for all of the state outside the Phoenix metropolitan area. [5] 520 was introduced on March 19, 1995 ...
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.
At the same time, local exchanges were allowed to use 1 or 0 as a middle digit. The first area codes without a 1 or 0 as the middle digit were area code 334 in Alabama and area code 360 in Washington, which both began service on January 15, 1995. This was followed quickly by area code 520 serving Arizona on March 19, 1995.
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] As of July 2023, California has 38 active area codes.