| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Alma, Park | 80420 |
| Postal/ZIP Codes in Bailey, Park | 80421 |
| Postal/ZIP Codes in Como, Park | 80432, 80456 |
| Postal/ZIP Codes in Fairplay, Park | 80440 |
| Postal/ZIP Codes in Grant, Park | 80448 |
| Postal/ZIP Codes in Guffey, Park | 80820 |
| Postal/ZIP Codes in Hartsel, Park | 80449 |
| Postal/ZIP Codes in Jefferson, Park | 80456 |
| Postal/ZIP Codes in Lake George, Park | 80827 |
| Postal/ZIP Codes in Shawnee, Park | 80475 |
| Postal/ZIP Codes in Tarryall, Park | 80827 |