About ZIP code 80503
The ZIP code 80503 routes mail to Longmont in the Colorado region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
80503 - Longmont
ZIP code 80503 is Longmont in Colorado, United States.
| ZIP code | 80503 |
| Place | Longmont |
| Region | Colorado |
| District | Boulder |
| Country | United States (US) |
| Coordinates | 40.1559, -105.1624 (map) |