Area codes 816 and 975 are telephone area codes in the North American Numbering Plan (NANP) for most of the Missouri side of the Kansas City metropolitan...

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...

Area codes 314 and 557 are telephone area codes in the North American Numbering Plan (NANP) in the U.S. state of Missouri, serving the city of St. Louis...

into two numbering plan areas. Area code 816 served points generally north and west of Columbia and Jefferson City, while area code 314 served the eastern...

Springfield, and West Plains. Area code 417 was created in 1950 in a modification of Missouri's numbering plan areas, primarily from area code 816. When the...

2021. "Area Code 603". www.area-codes.com. Retrieved 2022-05-12. "Area Code Maps". NANPA. List of exchanges from AreaCodeDownload.com, 603 Area Code December...

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 in 1947. The numbering plan area retains its original boundaries, having never been split or overlaid. As of April 2025[update], area code...

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 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...

area code is one of the nine original North American area codes assigned to Canada in 1947. The numbering plan area is also served by area codes 236,...

bordering 816/913 rate centers have each other's area codes. Area code 785 features in the diner scene of the 2009 comedy Black Dynamite. Area code 785 also...

Area codes 217 and 447 are telephone area codes in the North American Numbering Plan (NANP) for much of the central part of the U.S. state of Illinois...

to area code 785. This is because subscribers in Elwood receive dialtone from the wirecenter in St. Joseph, Missouri, which is part of area code 816, the...

Area codes 778, 236, 672, and 257 are telephone overlay area codes in the North American Numbering Plan (NANP) for the Canadian province of British Columbia...

Area codes 573 and 235 are telephone area codes in the North American Numbering Plan (NANP) for most of the eastern half of the U.S. state of Missouri...

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...

two numbering plan areas (314 and 816). In 1950, the boundaries were redrawn in the creation of a third numbering plan area, 816. This configuration...

Scott, Sebastian, Washington and Yell, and parts of Carroll County, the rest being served with area codes 870 and 327. "Area Code Maps". NANPA. 35°30′N 94°00′W...

Area codes 613, 343, and 753 are telephone area codes in the North American Numbering Plan (NANP) for Ottawa and surrounding Eastern Ontario, Canada. Area...

Missouri was divided into two numbering plan areas (NPAs), which received the area codes 314 and 816. Area code 314 identified the eastern part of the state...

area code boundaries were redrawn in 1954 to avoid cutting across major toll traffic routes out of the Twin Cities. This resulted in three area codes...

Area codes 918 and 539 are telephone overlay area codes in the North American Numbering Plan for the northeast of Oklahoma, including the city of Tulsa...

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

Area codes 450, 579, and 354 are telephone area codes in the North American Numbering Plan in the Canadian province of Quebec, encompassing the off-island...

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 204, 431, and 584 are telephone area codes in the North American Numbering Plan (NANP) for the Canadian province of Manitoba. Area code 204...

Area code 731 is a telephone area code in the North American Numbering Plan (NANP) for the western part of the U.S. state of Tennessee. The numbering plan...