| Place | Post Code |
|---|---|
| Gichiche, Central Ward | 60100 |
| Gikuuri, Central Ward | 60100 |
| Gitare, Central Ward | 60100 |
| Kigaa, Central Ward | 60100 |
| Mbiruri, Central Ward | 60100 |
| All postal codes in Runyenjes | |
|---|---|
| Central Ward, Runyenjes | |
| Kagaari North, Runyenjes | |
| Kagaari South, Runyenjes | |
| Kyeni North, Runyenjes | |
| Kyeni South, Runyenjes | |