| Postal Code | Town | County |
|---|---|---|
| 50136 | Matete | Kakamega |
| 00611 | Mathare Valley | Nairobi |
| 00201 | Matheini | Kiambu |
| 00203 | Matheini | Kiambu |
| 00211 | Matheini | Kiambu |
| 90206 | Matinyani | Kitui |
| 50223 | Matokho | Bungoma |
| 80406 | Matuga | Kwale |
| 30205 | Matunda | Trans Nzoia |
| 90104 | Matuu | Machakos |