831 Area Code, Where is Area Code 831?

831 Area Code is part of 3 counties in the state of California. There are around 18 cities and 44 other places such as towns, cdps and villages in the 831 area code. Area code 831 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of California. Below you will find more info about Code and also zip codes, counties, cities and the post offices that belong to this Area Code.

Counties that Use 831 Area Code

831 Area Code covers 3 Counties

Major Cities that Use 831 Area Code

831 Area Code covers 18 Major Cities

All Places, Towns or Villages that Use 831 Area Code

831 Area Code covers 44 Towns, Villages or other places

Sources: North American Numbering Plan Administration (NANPA), telecom providers, and the U.S. Census Bureau.