540 Area Code is part of 41 counties in the state of Virginia. There are around 11 cities and 151 other places such as towns, cdps and villages in the 540 area code. Area code 540 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Virginia. Below you will find more info about Code and also zip codes, counties, cities and the post offices that belong to this Area Code.
Sources: North American Numbering Plan Administration (NANPA), telecom providers, and the U.S. Census Bureau.