602 area code is a telephone code used in Arizona. This area code serves most of the Phoenix area. 602 area code was created in 1947, as one of the original codes established by the American Numbering Plan.
602 Area Code History
At the time it was created, 602 area code was used in the entire state. However, during the 1990s, Arizona started using two area codes. This happened because of the population growth. There was an increased need for new numbers. It was 1995 when 520 area code was made in order to serve all areas around the Greater Phoenix.
In 1999, the need for more new codes in Greater Phoenix increased. However, most of the Phoenix areas use 602 area code, while only a few of them use 480 area code.
There are around 634 prefixes of 602 area code. 602 area code has more than two hundred wireless prefixes and more than four hundred landlines.
Four Arizona Counties are covered by 602 area code: Coconino (AR), Yavapai (AR), Maricopa (AR), and Pinal (AR).
602 Area Code Places
Thirty three cities are covered by 602 area code: Cave Creek, Chandler, Apache Junction, Buckeye, Dewey, Avondale, Fountain Hills, El Mirage, Gilbert, Casa Grande, Goodyear, Litchfield Park, Higley, Paradise Valley, Morristown, Flagstaff, New River, Queen Creek, Scottsdale, Phoenix, Sun City West, Laveen, Sun City, Fort MCdowell, Sedona, Surprise, Prescott, Tempe, Glendale, Sacaton, Tol, Peoria and Mesa.
602 Area Code Carriers
Major companies for 602 area code are Sprint Spectrum L.P., Mcleodusa Telecommunications Services, Teleport Communications Group – Phoenix, Mountain Telecommunications, INC, Cricket Com, INC, Cox Arizona Telcom, INC, USA Mobility Wireless, INC., Cellco Partnership DBA Verizon Wireless, Qwest Corporation, Level 3 Communications, LLC, Pac – West Telecomm, INC., Citynet Arizona, LLC, Wayne Markis DBA Handy Page, Caprock Telecommunications CORP, Leap Wireless Int, INC, Verizon Wireless, LLC, XO Arizona, INC., T-mobile USA, INC, Gila Local Exchange Carrier, INC., Nextel Communications, INC, YMAX Communications CORP, Geotek Communications, INC., Global Crossing Local Services, INC., Mcimetro Access Transmission Services LLC, Network Services LLC, Eschelon Telecom of Arizona, INC, Electric Lightwave, LLC, New Cingular Wireless PCS, LLC, DBA Integra Telecom, Time Warner Telecom of Arizona, LLC, 360networks (USA) INC, AT&T Local, Touch Tone Interactive, INC, Allegiance Telecom of Arizona, INC and National Brands, INC.