Area code 765 is a North American Numbering Planarea code for Central Indiana. It serves most Central Indiana excluding the Indianapolis Metropolitan Service Area. Major cities included are Lafayette and Muncie. The North American Numbering Plan (NANP) is a system for three-digit area codes and seven-digit telephone numbers that direct telephone calls to particular regions on a public switched telephone network (PSTN), where they are further routed by the local network. ... 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 mi (94,321 km²) - Width 140 miles (225 km) - Length 270 miles (435 km) - % water 1. ... Lafayette is a city in Tippecanoe County, Indiana, 74 miles (119 km) northwest of Indianapolis. ... Muncie is a city in Delaware County in east central Indiana, best known as the home of Ball State University. ...
History
Originally, area code 317 covered all of Central Indiana. Eventually, population growth and increased number demand necessitated a split for the region. Beginning on February 1, 1997, with mandatory dialing effective June 28, the greater Indianapolis area retained 317 and the remainder of Central Indiana split off into area code 765.[1] North American Area Code 317 serves the Indianapolis area in central Indiana. ... February 1 is the 32nd day of the year in the Gregorian Calendar. ... 1997 (MCMXCVII) was a common year starting on Wednesday of the Gregorian calendar. ...