Chattanooga Area Codes, Tennessee, Unites States

How to call Chattanooga, Tennessee?

Chattanooga has 1 area code. To call Chattanooga you need to dial the Unites States country code (+1) and the following area code:

423

How to know if I'm receiving calls from Chattanooga, Tennessee?

You are receiving calls from Chattanooga when the phone number starts with the following combination:

1-423

Other area codes in Unites States