| Place | Postal Code |
|---|---|
| AMAN-DUGBA, Aman-Dugba | 474120 |
| Duriobi-Umualoma, Aman-Dugba | 474120 |
| Durueghuruo-Umualoma, Aman-Dugba | 474120 |
| Ndiaba, Aman-Dugba | 474120 |
| Ndiuhu-Umuduru, Aman-Dugba | 474120 |
| Umudike-Okporo, Aman-Dugba | 474120 |
| Umudishi, Aman-Dugba | 474120 |
| Umuduruoho, Aman-Dugba | 474120 |
| Umuelem, Aman-Dugba | 474120 |
| Umueye, Aman-Dugba | 474120 |
| Umuezealachukwu, Aman-Dugba | 474120 |
| Umuihoma-Umunama, Aman-Dugba | 474120 |
| Umununo, Aman-Dugba | 474120 |
| Umunwoke - Umuarisi, Aman-Dugba | 474120 |
| Umuogwu, Aman-Dugba | 474120 |
| Umuona, Aman-Dugba | 474120 |
| Postal Codes in Isu | |
|---|---|
| Aman-Dugba, Isu | |
| Amurie-Amanze, Isu | |
| Ekwe, Isu | |
| Isu-Njaba, Isu | |
| Umuno-Ugba, Isu | |