Johnson City, TN Area Codes
Johnson City is served by area code 423. It is in Tennessee, Washington County. About 102,693 people live in its 6 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 423 |
| State / province | Tennessee |
| County | Washington County |
| Population | 102,693 |
| ZIP codes | 6 |
| Time zone | Eastern |
| Coordinates | 36.3207, -82.4010 |
What area code is Johnson City in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 423 | Tennessee | 1,424,610 | — |
ZIP codes in the code footprint
37601, 37602, 37604, 37605, 37614, 37615
Nearby towns and their area codes
Jonesborough 423Piney Flats 423Elizabethton 423Blountville 423Bluff City 423Kingsport 423Erwin 423Chuckey 423
How to dial
Dial 423 + 7 digits for a number in Johnson City, or +1 423 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.