| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Hadjeria, Kerkera | 21019 |
| Postal/ZIP Codes in Kerkera, Kerkera | 21019 |
| Postal/ZIP Codes in Ouled Slimane, Kerkera | 21019 |
| Postal/ZIP Codes in Outaya Aicha, Kerkera | 21019 |
| Postal/ZIP Codes in Tokla Hadjria, Kerkera | 21019 |