| Place | Postal Code |
|---|---|
| Chebilat, Chepkunyuk | 30300 |
| Chepkunyuk, Chepkunyuk | 30300 |
| Cheptabach, Chepkunyuk | 30300 |
| Choimim, Chepkunyuk | 30300 |
| Kapchuriai, Chepkunyuk | 30300 |
| Kapkorio, Chepkunyuk | 30300 |
| Kibabet, Chepkunyuk | 30300 |
| Kibiok, Chepkunyuk | 30300 |
| Kipkeigei, Chepkunyuk | 30300 |
| Kipkoimet, Chepkunyuk | 30300 |
| Kipkoror, Chepkunyuk | 30300 |
| Kipsergech, Chepkunyuk | 30300 |
| Lelwalk, Chepkunyuk | 30300 |
| Nduroto, Chepkunyuk | 30300 |
| Siret, Chepkunyuk | 30300 |
| Siwo, Chepkunyuk | 30300 |
| Taito, Chepkunyuk | 30300 |
| Tartar, Chepkunyuk | 30300 |
| Tigityo, Chepkunyuk | 30300 |
| Postal Codes in Nandi Hills | |
|---|---|
| Chepkunyuk, Nandi Hills | |
| Kapchorua, Nandi Hills | |
| Nandi Hills, Nandi Hills | |
| Ol'Lessos, Nandi Hills | |