| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Karongoni, Mariani | 60400 |
| Postal/ZIP Codes in Kithangani, Mariani | 60400 |
| Postal/ZIP Codes in Marembo, Mariani | 60400 |
| Postal/ZIP Codes in Mariani, Mariani | 60400 |
| Postal/ZIP Codes in Rianthiga, Mariani | 60400 |
| Postal/ZIP Codes in Weru, Mariani | 60400 |