Resultado da Busca
History. Service area. External links. Area code 231. Coordinates: 44°30′N85°30′W44.5°N 85.5°W. Map of area code 231 in Michigan. Area code 231 is a telephone area code in the North American Numbering Plan (NANP) for the northwestern portion of the Lower Peninsula in the U.S. state of Michigan ,
231 is an area code located in the state of Michigan, US. The largest city it serves is Muskegon. Location, time zone and map of the 231 area code
Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits that are prefixed to each local telephone number having seven digits. A numbering plan area with multiple area codes is called an overlay. Area codes are also assigned for non-geographic purposes.
CodeTerritory Or UseDate200not in use; available for non-geographic ...easily recognizable code (ERC)New Jersey ( Bergen County and Hudson ...19471947Southwestern Connecticut ( Bridgeport, ...1947This is a list of North American telephone area codes in effect for the North American Numbering Plan (NANP). The area to which an area code is officially assigned is known as a Numbering Plan Area (NPA). An area code is part of a telephone number in the United States, Canada, and the Caribbean.
This is a list of telephone area codes in the U.S. state of Michigan: 231 – Northwestern Lower Michigan : Traverse City, Ludington, Muskegon, Petoskey, Big Rapids and Cheboygan 248 – Northern Metro Detroit : All of Oakland County, Northville, and most of Northville Township; overlays with area code 947
Area Code 231 is officially in Michigan. Other Michigan Area Codes. 231, 248, 269, 313, 517, 586, 616, 679, 734, 810, 906, 947, 989. Michigan Area Code Overlays. (248 and 947) Area Code 231 History: 06/05/1999. Area code 231 was officially put into service. Area code 231 was created from a split of area code 616.
231 – Michigan Area Codes. Number structure. List of area codes. Sort by: City. Area Code. 231-223. Traverse City. 231-228. Cedar. 231-237. Charlevoix. 231-238. Indian River. 231-258. Kalkaska. 231-263. Kingsley. 231-264. Elk Rapids. 231-267. Williamsburg. 231-271. Suttons Bay. 231-276. Interlochen. 231-325. Honor. 231-334. Glen Arbor. 231-347.
