Area code 216 is the telephone area code in the North American Numbering Plan (NANP) for the city of Cleveland and most of its inner-ring suburbs in Cuyahoga...

Youngstown, and Warren. Area code 330 was established on March 9, 1996 in an area code split of area code 216. It was Ohio's first new area code since the creation...

pressure. The 216 numbering plan area (NPA) had already been divided the preceding year in 1996 to create area code 330 to the south, with NPA 216 stretching...

Area codes 419 and 567 are telephone area codes in the North American Numbering Plan (NANP) for the northwestern part of the U.S. state of Ohio. The largest...

Area codes 740 and 220 are telephone area codes in the North American Numbering Plan (NANP) for the southeastern and central parts of Ohio. The numbering...

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 814 and 582 are telephone area codes in the North American Numbering Plan (NANP) for the northwestern and central portions of the Commonwealth...

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...

Area codes 937 and 326 are telephone area codes in the North American Numbering Plan (NANP) assigned to a numbering plan area (NPA) that encompasses much...

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 code 260 is a telephone area code in the North American Numbering Plan (NANP) for the northeastern part of the U.S. state of Indiana. Cities served...

Area code 724 is a telephone area code in the North American Numbering Plan for the Commonwealth of Pennsylvania in western and southwestern Pennsylvania...

42°15′N 84°30′W / 42.25°N 84.5°W / 42.25; -84.5 Area code 517 is the area code which serves the south central portion of the Lower Peninsula of Michigan...

assigned area code 419. In 1996, area code 216 was reduced in size to cover the northern half of its prior area, centering on Cleveland. Area code 330 was...

734 is an area code in the North American Numbering Plan. Created in 1997, it covers southern portions of southeast Michigan, including all of Washtenaw...

Area code 765 is a telephone area code in the North American Numbering Plan (NANP) for the central part of the U.S. state of Indiana. The numbering plan...

Area code 859 is a telephone area code in the North American Numbering Plan (NANP) for the city of Lexington and the central portion of the Commonwealth...

Area codes 812 and 930 are telephone area codes in the North American Numbering Plan (NANP) for the southern third of the state of Indiana. The numbering...

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 513 and 283 are telephone area codes in the North American Numbering Plan (NANP) for the southwest of the U.S. state of Ohio, including Cincinnati...

Area code 878 is an area code in the North American Numbering Plan for Southwestern Pennsylvania, centered in Pittsburgh. It forms an overlay complex...

Area codes 304 and 681 are telephone area codes in the North American Numbering Plan (NANP) for the entirety of the U.S. state of West Virginia. The numbering...

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

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 541 and 458 are telephone area codes in the North American Numbering Plan (NANP) for most of the U.S. state of Oregon, excluding only the northwestern...

Area codes 870 and 327 are telephone area codes in the North American Numbering Plan (NANP) for southern, eastern, and most of northern Arkansas. 870...

Area codes 705, 249, and 683 are telephone area codes in the North American Numbering Plan (NANP) for most of northeastern and central Ontario in Canada...

Area codes 208 and 986 are telephone area codes in the North American Numbering Plan for all of Idaho. Area code 208 is one of the 86 original area codes...

state: 216, 419, 513, and 614. In 1996, 330 and 937 were added by splitting existing NPAs. In 1997, 440 and 740 were added in additional area code splits...