| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Alcordal, Cercosa | 3450-012 |
| Postal/ZIP Codes in Cercosa, Cercosa | 3450-013 |
| Postal/ZIP Codes in Cunhedo, Cercosa | 3450-018 |
| Postal/ZIP Codes in Galhardo, Cercosa | 3450-014 |
| Postal/ZIP Codes in Vale da Linhaça, Cercosa | 3450-015 |
| Postal/ZIP Codes in Vale das Éguas, Cercosa | 3450-016 |
| Postal/ZIP Codes in Vale de Ana Justa, Cercosa | 3450-017 |