| Place | Post Code |
|---|---|
| Chepkechei, Chilchila | 20200 |
| Koisagat, Chilchila | 20200 |
| Kokwet, Chilchila | 20200 |
| Siwot, Chilchila | 20200 |
| Songonyet, Chilchila | 20200 |
| Tulwopmoi, Chilchila | 20200 |
| All postal codes in Kipkelion West | |
|---|---|
| Chilchila, Kipkelion West | |
| Kamasian, Kipkelion West | |
| Kipkelion, Kipkelion West | |
| Kunyak, Kipkelion West | |