| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Barreiro, Olo e Canadelo | 4600-540 |
| Postal/ZIP Codes in Bouça, Olo e Canadelo | 4600-540 |
| Postal/ZIP Codes in Canadelo, Olo e Canadelo | 4600-540 |
| Postal/ZIP Codes in Casarolas, Olo e Canadelo | 4600-540 |
| Postal/ZIP Codes in Fonte, Olo e Canadelo | 4600-540 |
| Postal/ZIP Codes in Olo, Olo e Canadelo | 4600-690 |
| Postal/ZIP Codes in Outeirinho do Chão, Olo e Canadelo | 4600-540 |
| Postal/ZIP Codes in Rua, Olo e Canadelo | 4600-540 |