| Postal Code | Town | County |
|---|---|---|
| 90205 | Kisasi | Kitui |
| 90119 | Kithangathini | Machakos |
| 90118 | Kithendu | Machakos |
| 90109 | Kithimani | Machakos |
| 60114 | Kithimu | Embu |
| 90308 | Kithuki | Makueni |
| 90410 | Kithumula | Kitui |
| 90105 | Kithyoko | Machakos |
| 80316 | Kitivo | Taita-Taveta |
| 90200 | Kitui | Kitui |