| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bombo Mbuyuni, Kigongoi | 21504 |
| Postal/ZIP Codes in Hemsambia, Kigongoi | 21504 |
| Postal/ZIP Codes in Kidundui, Kigongoi | 21504 |
| Postal/ZIP Codes in Kwekuyu, Kigongoi | 21504 |
| Postal/ZIP Codes in Mgambo Shashui, Kigongoi | 21504 |
| Postal/ZIP Codes in Vuga, Kigongoi | 21504 |