| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Aïn Rich, Souamaa | 28025 |
| Postal/ZIP Codes in Gamra, Souamaa | 28025 |
| Postal/ZIP Codes in Jardins, Souamaa | 28025 |
| Postal/ZIP Codes in M'Sila Mohamed Boudiaf, Souamaa | 28020 |
| Postal/ZIP Codes in Saila, Souamaa | 28025 |
| Postal/ZIP Codes in Souamaa, Souamaa | 28064 |