| Place | Post Code |
|---|---|
| Areiyet, Sigor | 20400 |
| Chepkosa, Sigor | 20400 |
| Kapsabul, Sigor | 20400 |
| Kipkeigei, Sigor | 20400 |
| Lelaitich, Sigor | 20400 |
| Lugumek, Sigor | 20400 |
| Sigor, Sigor | 20405 |
| Sugumerga, Sigor | 20400 |
| Tumoi, Sigor | 20400 |
| All postal codes in Chepalungu | |
|---|---|
| Chebunyo, Chepalungu | |
| Kong'Asis, Chepalungu | |
| Nyangores, Chepalungu | |
| Sigor, Chepalungu | |
| Siongiroi, Chepalungu | |