ZIP Code 80503 – Longmont, Colorado
The 80503 ZIP Code belongs to Longmont, Colorado. The population in this 80503 ZIP code is 36,206. The latitude is 40.16922 and longitude is -105.20725 in 80503 Longmont, Colorado. The time zone for this 80503 ZIP code is America/Denver.
| City | Longmont |
| Zip Code | 80503 |
| State | Colorado |
| County | Boulder |
| Population | 36,206 |
| Latitude | 40.16922 |
| Longitude | -105.20725 |
| Time Zone | America/Denver |