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The U.S. state of Arizona is served by five telephone area codes in three numbering plan areas: Area codes 602, 480, and 623 serve the Phoenix metropolitan area. The three area codes were recombined in 2023 into an overlay complex after a 1999 split:
Users can switch carriers while keeping number and prefix (so prefixes are not tightly coupled to a specific carrier). 7 Claro 8: Instituto Costarricense de Electricidad (Kölbi) Croatia +385: 91: 9: A1 Hrvatska: Due to Mobile number portability the prefix of an existing number does not determine the carrier. Any new number will follow the ...
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 ...
In June 1998, CD&R sold Wesco to The Cypress Group for USD 1.1 billion, which formed WESCO International Inc., the current owner of Wesco Distribution. [6] In the same year, Wesco acquired the Bruckner Supply Company Inc., a provider of integrated supply management solutions [buzzword] and MRO products to Fortune 500 customers. [4]
On that date, use of 520 became mandatory for rural Arizona. The new area code became mandatory in Flagstaff, Prescott, and Yuma on June 30, 1996, and in Tucson on December 31, 1996. The freed central office codes in 602 were then used for new telephone numbers in the Phoenix area. [6]
Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.
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 ...
The numbering plan area was created in a split of area code 520 on June 23, 2001, due mainly to population gains in Tucson, Yuma, and Flagstaff. Prior to October 2021, area code 928 had telephone numbers assigned for the central office code 988.