| Postal Code | Town | County |
|---|---|---|
| 20207 | Kapsuser | Kericho |
| 30114 | Kaptagat | Uasin Gishu |
| 30710 | Kaptalamwa | Elgeyo-Marakwet |
| 50234 | Kaptama | Bungoma |
| 30701 | Kaptarakwa | Elgeyo-Marakwet |
| 20221 | Kaptebengwet | Kericho |
| 30312 | Kaptel | Nandi |
| 30711 | Kapteren | Elgeyo-Marakwet |
| 60105 | Karaba | Embu |
| 10101 | Karatina | Nyeri |