Area code 435 is a telephone area code in the North American Numbering Plan (NANP) for most of the U.S. state of Utah. Area code 435 was created in 1997...

area was geographically reduced to the Wasatch Front, while the rest of Utah was assigned area code 435. This resulted in 801 being an enclave area code...

geographic numbering plan areas (NPAs). Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits...

provided by a division of the telephone numbering plan into groups of area codes for the following regions: Telephone numbers in Mexico "Telephone numbering...

plan areas in the North American Numbering Plan, which are assigned a total of three area codes, two overlay codes for the Salt Lake City area, and one...

Area codes 587, 825, and 368 are telephone area codes in the North American Numbering Plan (NANP) for the entire Canadian province of Alberta. They form...

Area codes 519, 226, 548, and 382 are overlay telephone area codes in the North American Numbering Plan (NANP) for most of southwestern Ontario. Area...

Area code 613 is one of the 86 original North American area codes assigned in October 1947. Area code 343 was assigned to the numbering plan area in...

Area codes 617 and 857 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of Massachusetts, serving the city of Boston...

Area codes 905, 289, 365, and 742 are telephone area codes in the North American Numbering Plan (NANP) for the Golden Horseshoe region that surrounds Lake...