Search results
Results From The WOW.Com Content Network
Clickable map of Arizona area codes in blue (and border states) 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:
Area codes 602, 480, and 623 are telephone area codes in the North American Numbering Plan (NANP) for most of the Phoenix metropolitan area in the U.S. state of Arizona. Area code 602 is the oldest area code in Arizona and was assigned in 1947 for the entire state.
The U.S. state of Washington has six telephone area codes. The state initially used a single area code until it was divided in 1957 with the creation of area code 509 to serve Eastern Washington. In 1995, 206 was split again to serve just the Puget Sound region after area code 360 was created for the remainder of Western Washington.
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.
Location codes are numeric, alphabetic, or alphanumeric codes that designate a particular place, location, region or landmark. These include ISO 3166 country codes; U.S. FIPS country code, place code, county code and state code; ICAO and IATA airport codes; Amtrak railway station codes
Place codes offer a way to create digitally generated addresses where no information exists using satellite imagery and machine learning, e.g., Robocodes; Natural Address Codes [11] are a proprietary geocode system that can address an area anywhere on the Earth, or a volume of space anywhere around the Earth. The use of alphanumeric characters ...
The numbering plan area (NPA) serves all of western Washington outside urban King, Pierce, and Snohomish counties and Bainbridge Island, Until January 15, 1995, when the area code commenced service, the numbering plan area (NPA) was served by area code 206, Washington's original area code since 1947. Since 2017, area code 360 has been overlaid ...
Area code 418 was originally assigned to the numbering plan area, but all three area codes now form an overlay plan for this territory. Cities in the numbering plan area include Quebec City , Saguenay , Lévis , Rimouski , Saint-Georges , Alma , Thetford Mines , Sept-Îles , Baie-Comeau and Rivière-du-Loup .