North American area code812 includes cities and regions in southern Indiana (Bedford, Bloomington, Columbus, Evansville, Jasper, Jeffersonville, Madison, Mount Vernon, New Albany, Princeton, Seymour, Terre Haute, and Vincennes, among others). A telephone numbering plan is a system that allows subscribers to make and receive telephone calls across long distances. ... Official language(s) English Capital Indianapolis Largest city Indianapolis Area Ranked 38th - Total 36,418 sq. ... Bedford is a city located in Lawrence County, Indiana. ... Bloomington is a diverse city in south central Indiana. ... Columbus is the county seat of Bartholomew County, Indiana. ... For other places named Evansville see Evansville (disambiguation). ... Jasper is a city located in Dubois County, Indiana. ... Jeffersonville is a city located in Clark County, Indiana, along the Ohio River. ... Madison is a city located in Jefferson County, Indiana. ... Mount Vernon is a city located in Posey County, Indiana. ... New Albany is a city located in Floyd County, Indiana, situated along the Ohio River opposite Louisville, Ky. ... Princeton is a city located in Gibson County, in the US state of Indiana. ... Seymour is a city located in Jackson County, Indiana. ... Terre Haute (pronounced ) is a city located in Vigo County, Indiana near the states western border with Illinois. ... The city of Vincennes is the county seat of Knox County, Indiana. ...
In Sweden, the areacodes are — excluding the leading '0' — one, two or three digits long, with larger towns and cities having shorter areacodes permitting a larger number of telephone numbers in the eight to ten digits used.
In the United Kingdom, areacodes are — excluding the leading '0' which is dropped when calling UK numbers from overseas — two, three, four or five digits long, with larger towns and cities having shorter areacodes permitting a larger number of telephone numbers in the ten or eleven digits used.
Codes 8xx (excluding 811 and 899) with the last two digits matching, such as 800, 888, 877, 866, etc., are reserved for toll-free calls.