USA Area Codes

Chattanooga Area Code 423

Chattanooga is one of the biggest cities located in the state of Tennessee. The US country Code is +1 and the Chattanooga area code is 423. For local calls is no area code required.

If you want to call from Nashville to Chattanooga you have to dial +1 423 and the telephone number of the person you want to reach. To call outside the USA you have to dial the country code of the country you want to reach, the local area code and the local telephone number.

List of Cities located close to Chattanooga:

AreaArea Code
Lookout Mountain423
Lupton City423

Last change: 23.04.2007