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423 Area Code in Tennessee, TN
423 Area code info
The American 423 area code serves Chattanooga and other 109 cities.
| Primary City | Chattanooga, TN |
| Assigned | 77% |
| Time Zone | Eastern / Central |
| Coordinates | 35.79955,-83.75545 |
423 Area Code MAP
All Cities served by 423 area code
| City | Population | Percent of 423 | Percent of City |
|---|---|---|---|
| Apison, TN | 2469 | 0% | 100% |
| Athens, TN | 13458 | 0% | 100% |
| Baileyton, TN | 431 | 0% | 100% |
| Banner Hill, TN | 1497 | 0% | 100% |
| Benton, TN | 1385 | 0% | 100% |
| Bloomingdale, TN | 9888 | 0% | 100% |
| Blountville, TN | 3074 | 0% | 100% |
| Bluff City, TN | 1733 | 0% | 100% |
| Bristol, TN | 26702 | 0% | 100% |
| Bulls Gap, TN | 738 | 0% | 100% |
| Calhoun, TN | 490 | 0% | 100% |
| Caryville, TN | 2297 | 0% | 100% |
| Central, TN | 2279 | 0% | 100% |
| Charleston, TN | 651 | 0% | 100% |
| Chattanooga, TN | 167674 | 1% | 100% |
| Church Hill, TN | 6737 | 0% | 100% |
| Cleveland, TN | 41285 | 0% | 100% |
| Collegedale, TN | 8282 | 0% | 100% |
| Colonial Heights, TN | 6934 | 0% | 100% |
| Copperhill, TN | 354 | 0% | 100% |
| Cumberland Gap, TN | 494 | 0% | 100% |
| Dayton, TN | 7191 | 0% | 100% |
| Decatur, TN | 1598 | 0% | 100% |
| Ducktown, TN | 475 | 0% | 100% |
| Dunlap, TN | 4815 | 0% | 100% |
| East Cleveland, TN | 1608 | 0% | 100% |
| East Ridge, TN | 20979 | 0% | 100% |
| Elgin, TN | 282 | 0% | 100% |
| Elizabethton, TN | 14176 | 0% | 100% |
| Englewood, TN | 1532 | 0% | 100% |
| Erwin, TN | 6097 | 0% | 100% |
| Etowah, TN | 3490 | 0% | 100% |
| Fairmount, TN | 2825 | 0% | 100% |
| Fall Branch, TN | 1291 | 0% | 100% |
| Falling Water, TN | 1232 | 0% | 100% |
| Fincastle, TN | 1618 | 0% | 100% |
| Flat Top Mountain, TN | 422 | 0% | 100% |
| Gray, TN | 1222 | 0% | 100% |
| Graysville, TN | 1502 | 0% | 100% |
| Greeneville, TN | 15062 | 0% | 100% |
| Harrison, TN | 7769 | 0% | 100% |
| Harrogate, TN | 4389 | 0% | 100% |
| Helenwood, TN | 865 | 0% | 100% |
| Hopewell, TN | 1874 | 0% | 100% |
| Hunter, TN | 1854 | 0% | 100% |
| Huntsville, TN | 1248 | 0% | 100% |
| Jacksboro, TN | 2020 | 0% | 100% |
| Jasper, TN | 3279 | 0% | 100% |
| Jellico, TN | 2355 | 0% | 100% |
| Johnson City, TN | 63152 | 0% | 100% |
| Jonesborough, TN | 5051 | 0% | 100% |
| Kimball, TN | 1395 | 0% | 100% |
| Kingsport, TN | 48205 | 1% | 100% |
| La Follette, TN | 7456 | 0% | 100% |
| Lakesite, TN | 1826 | 0% | 100% |
| Lone Oak, TN | 1206 | 0% | 100% |
| Lookout Mountain, TN | 1832 | 0% | 100% |
| Madisonville, TN | 4577 | 0% | 100% |
| Middle Valley, TN | 12684 | 0% | 100% |
| Mooresburg, TN | 941 | 0% | 100% |
| Morristown, TN | 29137 | 0% | 99% |
| Mosheim, TN | 2362 | 0% | 100% |
| Mount Carmel, TN | 5429 | 0% | 100% |
| Mountain City, TN | 2531 | 0% | 100% |
| Mowbray Mountain, TN | 1615 | 0% | 100% |
| New Hope, TN | 1082 | 0% | 100% |
| New Tazewell, TN | 3037 | 0% | 100% |
| Newport, TN | 6945 | 0% | 100% |
| Niota, TN | 719 | 0% | 100% |
| Oak Grove, TN | 4425 | 0% | 100% |
| Oakdale, TN | 212 | 0% | 100% |
| Oneida, TN | 3752 | 0% | 100% |
| Ooltewah, TN | 687 | 0% | 100% |
| Orme, TN | 126 | 0% | 100% |
| Parrottsville, TN | 263 | 0% | 100% |
| Petros, TN | 583 | 0% | 91% |
| Pikeville, TN | 1608 | 0% | 100% |
| Pine Crest, TN | 2388 | 0% | 100% |
| Powells Crossroads, TN | 1322 | 0% | 100% |
| Red Bank, TN | 11651 | 0% | 100% |
| Riceville, TN | 670 | 0% | 100% |
| Ridgeside, TN | 390 | 0% | 100% |
| Roan Mountain, TN | 1360 | 0% | 100% |
| Robbins, TN | 287 | 0% | 100% |
| Rogersville, TN | 4420 | 0% | 100% |
| Sale Creek, TN | 2845 | 0% | 100% |
| Signal Mountain, TN | 7554 | 0% | 100% |
| Sneedville, TN | 1387 | 0% | 96% |
| Soddy-Daisy, TN | 12714 | 0% | 100% |
| South Cleveland, TN | 6912 | 0% | 100% |
| South Pittsburg, TN | 2992 | 0% | 100% |
| Spring City, TN | 1981 | 0% | 100% |
| Spurgeon, TN | 3957 | 0% | 100% |
| Sunbright, TN | 552 | 0% | 100% |
| Surgoinsville, TN | 1801 | 0% | 100% |
| Sweetwater, TN | 5764 | 0% | 100% |
| Tazewell, TN | 2218 | 0% | 100% |
| Telford, TN | 921 | 0% | 100% |
| Tellico Plains, TN | 880 | 0% | 100% |
| Tusculum, TN | 2663 | 0% | 100% |
| Unicoi, TN | 3632 | 0% | 100% |
| Vonore, TN | 1474 | 0% | 100% |
| Walden, TN | 1898 | 0% | 100% |
| Walnut Hill, TN | 2394 | 0% | 100% |
| Wartburg, TN | 918 | 0% | 100% |
| Watauga, TN | 458 | 0% | 100% |
| Whitwell, TN | 1699 | 0% | 100% |
| Wildwood Lake, TN | 3124 | 0% | 100% |
| Winfield, TN | 967 | 0% | 100% |
423 Area code history
The American area code 423 was first put in service September 11, 1995. It was created from area code 615. 423 was split in 1999 creating the need to update some of the phone numbers to area code 865. This area code now serves Chattanooga and 109 other cities.
423 Area Code Usage
% Assigned
% Usage
Nearby Area Codes
Nearby ZIP Codes
USPS offices near 423 area code
-
Seymour, TN
865-573-2530
9.11 mi. -
Walland, TN
865-984-3031
9.57 mi. -
Townsend, TN
865-448-6311
13.33 mi. -
Rockford, TN
865-981-4597
17.45 mi. -
Pigeon Forge, TN
865-429-1859
17.55 mi. -
Sevierville, TN
865-429-9818
19.76 mi. -
Alcoa, TN
865-982-4569
19.96 mi. -
Knoxville, TN
865-573-4871
20.25 mi. -
Kodak, TN
865-932-3362
22.58 mi.
Social Security Offices near 423 area code
-
Knoxville, Tennessee
1-866-331-9091
30.87 mi. -
Oak Ridge, Tennessee
1-888-676-2954
49.68 mi. -
Morristown, Tennessee
1-866-875-6156
65.54 mi. -
Jacksboro, Tennessee
1-866-964-7324
70.61 mi. -
Franklin, North
1-866-562-0738
75.98 mi. -
Athens, Tennessee
1-866-964-7431
83.75 mi. -
Middlesboro, Kentucky
1-877-619-2853
90.63 mi. -
Greeneville, Tennessee
1-877-405-0416
96.02 mi. -
Asheville, North
1-866-572-8361
112.88 mi.
DMV offices near 423 area code
-
24 W. Second St.
Beaver
(405) 425-2424
333.57 mi. -
8089 United States Highway 421 Alternate
Kansas
(918) 868-3977
657.97 mi. -
414 Plaza Court
Sand Springs
(918) 241-3400
783.64 mi. -
Highway 64 East
Vian
(918) 773-5330
800.82 mi. -
221 West Main, Suite A
Hydro
(405) 663-2300
833.09 mi. -
502 Main
Woodward
(580) 256-8016
878.98 mi. -
Courthouse
Boise City
(580) 544-2881
900.32 mi. -
524 Main St.
Arkoma
(918) 875-3212
966.61 mi. -
218 S. Williams Ave.
Westville
(918) 723-3762
973.52 mi.
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