| Place | Post Code |
|---|---|
| Azzazma, Oued Rhiou | 48001 |
| Belabbes Benziane, Oued Rhiou | 48001 |
| Boudjellal, Oued Rhiou | 48001 |
| Charra, Oued Rhiou | 48001 |
| Chouhada, Oued Rhiou | 48001 |
| Cité Chekira, Oued Rhiou | 48001 |
| Gheraib, Oued Rhiou | 48001 |
| Hammada (Douar), Oued Rhiou | 48001 |
| Hatatba, Oued Rhiou | 48017 |
| Helaim, Oued Rhiou | 48001 |
| Oued Rhiou, Oued Rhiou | 48001 |
| Oued Rhiou Zaghaloul, Oued Rhiou | 48001 |
| Ouled Hadj Ahmed, Oued Rhiou | 48001 |
| Retaimia, Oued Rhiou | 48001 |
| Sidi Abed, Oued Rhiou | 48001 |
| Zenainia, Oued Rhiou | 48073 |
| All postal codes in Oued Rhiou | |
|---|---|
| لحلف (Lahlef, Oued Rhiou) | |
| مرجة سيدي عابد (Merdja Sidi Abed, Oued Rhiou) | |
| وزيزان (Ouarizane, Oued Rhiou) | |
| وادى رهيو (Oued Rhiou, Oued Rhiou) | |