Karnes City Texas Area Code
One area code covers Karnes City: 830.
The code covering Karnes City
| Area code | Primarily serves | In service |
|---|---|---|
| 830 | San Antonio | 1997 |
Scope the codes matched to Karnes City. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot) and LocalCallingGuide NPA list (2026-07 NPA list). Updated . Overlay relationships come from the numbering-plan authority; the place match is computed.
Which part of town has which code
Karnes City has a single code, so there is nothing to divide — every local line carries 830.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Karnes City’s 1 ZIP code do not map onto the codes above. They are listed in full, with the county each falls in, on the postal side of the site.
Nearby places with different codes
These are the closest places to Karnes City whose area codes are not the same set. If you are near one of them, a local number may carry a code that is not on the list above.
| City | Distance | Their area codes |
|---|---|---|
| Kenedy Texas area codes | 6.0 mi | 361, 830 |
| Nordheim Texas area codes | 18 mi | 361 |
| Floresville Texas area codes | 24 mi | 210, 726, 830 |
| Yorktown Texas area codes | 25 mi | 361 |
| Three Rivers Texas area codes | 34 mi | 361 |
| Goliad Texas area codes | 34 mi | 361 |
| Beeville Texas area codes | 34 mi | 361 |
| Elmendorf Texas area codes | 36 mi | 210, 726 |
Straight-line distance between place reference points, not driving distance.