Area Code 423 Phone Directory
Phone Numbers that start with (423) XXX-XXXX
Information for Area Code 423
- State: TN
- Largest City: FLAG POND
Where is Area Code 423?
Area code (423) is in the state of TN. Below, are the major cities in the area code (423).Area Codes Starting with 4
- (400) xxx-xxxx
- (401) xxx-xxxx
- (402) xxx-xxxx
- (403) xxx-xxxx
- (404) xxx-xxxx
- (405) xxx-xxxx
- (406) xxx-xxxx
- (407) xxx-xxxx
- (408) xxx-xxxx
- (409) xxx-xxxx
- (410) xxx-xxxx
- (412) xxx-xxxx
- (413) xxx-xxxx
- (414) xxx-xxxx
- (415) xxx-xxxx
- (416) xxx-xxxx
- (417) xxx-xxxx
- (418) xxx-xxxx
- (419) xxx-xxxx
- (420) xxx-xxxx
- (421) xxx-xxxx
- (422) xxx-xxxx
- (423) xxx-xxxx
- (424) xxx-xxxx
- (425) xxx-xxxx
Major Cities in Area Code 423
- Rank:798598
- Chattanooga, TN
- Rank:345336
- Johnson City, TN
- Rank:326804
- Knoxville, TN
- Rank:317353
- Kingsport, TN
- Rank:303479
- Cleveland, TN
- Rank:229209
- Hixson, TN
- Rank:169598
- Morristown, TN
- Rank:146860
- Bristol, TN
- Rank:144946
- Greeneville, TN
- Rank:141202
- Ooltewah, TN
- Rank:129423
- Soddy Daisy, TN
- Rank:125314
- Elizabethton, TN
- Rank:118472
- Jonesborough, TN
- Rank:112120
- Athens, TN
- Rank:80226
- Rogersville, TN
- Rank:77566
- Rossville, GA
- Rank:75628
- Newport, TN
- Rank:74849
- Harrison, TN
- Rank:74241
- Ringgold, GA
- Rank:73733
- Church Hill, TN
Zip codes in Area Code 423
- 37302
- 37303
- 37304
- 37307
- 37308
- 37309
- 37310
- 37311
- 37312
- 37314
- 37315
- 37316
- 37317
- 37320
- 37321
- 37322
- 37323
- 37325
- 37326
- 37327
- 37329