Jefferson City, MT
ZIP Codes in Jefferson City, Montana
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 59638 | 594 | 46.3579, -112.0277 |
Jefferson City has 1 ZIP code
ZIP Codes in Jefferson City, Montana
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 59638 | 594 | 46.3579, -112.0277 |