| Place | Post Code |
|---|---|
| Imale, Voo/Kyamatu | 90200 |
| Kasasi, Voo/Kyamatu | 90200 |
| Kasunguni, Voo/Kyamatu | 90200 |
| Kyaango, Voo/Kyamatu | 90200 |
| Kyangini, Voo/Kyamatu | 90200 |
| Nthunguni, Voo/Kyamatu | 90200 |
| Nzanzu, Voo/Kyamatu | 90200 |
| All postal codes in Kitui East | |
|---|---|
| Chuluni, Kitui East | |
| Endau/Malalani, Kitui East | |
| Mutito/Kaliku, Kitui East | |
| Nzambani, Kitui East | |
| Voo/Kyamatu, Kitui East | |
| Zombe/Mwitika, Kitui East | |