| Lieu | Code postal |
|---|---|
| Bamba Mtaa, Somangila | 15121 |
| Dege, Somangila | 15121 |
| Kichangani, Somangila | 15121 |
| Kizani, Somangila | 15121 |
| Malimbika, Somangila | 15121 |
| Mbwamaji, Somangila | 15121 |
| Minondo, Somangila | 15121 |
| Mkwajuni, Somangila | 15121 |
| Mwanzo Mgumu, Somangila | 15121 |
| Mwera, Somangila | 15121 |
| Sara, Somangila | 15121 |
| Shirikisho, Somangila | 15121 |
| Visikini, Somangila | 15121 |