Area codes 440 and 436 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of Ohio, serving the parts of the Greater...

April 28, 2023. Area code 436 went into service on March 1, 2024, as an overlay of 440. "NPA Query Report". nationalnanpa.com. "Area Code Changes". Kreemer...

and Youngstown, received area code 330, while the eastern and western portions were assigned area code 440 in 1997. The boundary between 216 and 440 was...

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

In 2001, area codes 412 and 724 were overlaid with area code 878, so that the entire southwestern corner of Pennsylvania is served by area code 878. In...

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...

Area codes 614 and 380 are telephone area codes in the North American Numbering Plan (NANP) for all or part of four counties in central Ohio, surrounding...

within the same area, the area code is not required. In general, shorter area codes are assigned to larger cities, and longer area codes to smaller towns...

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 codes 330 and 234 are telephone area codes in the North American Numbering Plan (NANP) for a part of northeast Ohio. The numbering plan area (NPA)...