423 Area Code Phone Directory

Information for Area Code 423

State: TN
Largest City in Area: CHATTANOOGA

Where is Area Code 423?

Area code (423) is in the state of TN. Below, are the major cities in the area code (423).

Major Cities in 423

CHATTANOOGA, TN (798,598)
JOHNSON CITY, TN (345,336)
KNOXVILLE, TN (326,804)
KINGSPORT, TN (317,353)
CLEVELAND, TN (303,479)
HIXSON, TN (229,209)
MORRISTOWN, TN (169,598)
BRISTOL, TN (146,860)
GREENEVILLE, TN (144,946)
OOLTEWAH, TN (141,202)

Zip Codes in 423

37302
37303
37304
37307
37308
37309
37310
37311
37312
37314
37315
37316
37317
37320
37321
37322
37323
37325
37326
37327