| Place | Post Code |
|---|---|
| Galona, Gisambai | 50300 |
| Gamoi, Gisambai | 50300 |
| Gavundunyi, Gisambai | 50300 |
| Gimamoi, Gisambai | 50300 |
| Gisambai, Gisambai | 50304 |
| All postal codes in Hamisi | |
|---|---|
| Banja, Hamisi | |
| Gisambai, Hamisi | |
| Jepkoyai, Hamisi | |
| Muhudu, Hamisi | |
| Shamakhokho, Hamisi | |
| Shiru, Hamisi | |
| Tambua, Hamisi | |