Zip Codes in Longmont, CO
| Zip Code | Post Office City | County | State | Show Map | Show Statistics |
|---|---|---|---|---|---|
| 80501 | Longmont | Boulder | Colorado | Show Map | Show Statistics |
| 80502 | Longmont | Boulder | Colorado | Show Map | Show Statistics |
| 80503 | Longmont | Boulder | Colorado | Show Map | Show Statistics |
| 80504 | Longmont | Weld | Colorado | Show Map | Show Statistics |