| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Casa Veche, Olanu | 247441 |
| Postal/ZIP Codes in Cioboţi, Olanu | 247442 |
| Postal/ZIP Codes in Drăgioiu, Olanu | 247443 |
| Postal/ZIP Codes in Nicoleşti, Olanu | 247444 |
| Postal/ZIP Codes in Olanu, Olanu | 247440 |
| Postal/ZIP Codes in Stoicăneşti, Olanu | 247446 |