| Place | Post Code |
|---|---|
| Ainapmoi, Lelmokwo/Ngechek | 30300 |
| Biribiriet, Lelmokwo/Ngechek | 30300 |
| Cheptarit, Lelmokwo/Ngechek | 30300 |
| Itigo, Lelmokwo/Ngechek | 30300 |
| Kiboswa, Lelmokwo/Ngechek | 30300 |
| Kipkongorwa, Lelmokwo/Ngechek | 30300 |
| Lelboinet, Lelmokwo/Ngechek | 30300 |
| Lelmokwo, Lelmokwo/Ngechek | 30300 |
| Mutwot, Lelmokwo/Ngechek | 30300 |
| Ndonyongaria, Lelmokwo/Ngechek | 30300 |
| All postal codes in Chesumei | |
|---|---|
| Chemundu/Kapng'Etuny, Chesumei | |
| Kaptel/Kamoiywo, Chesumei | |
| Kiptuya, Chesumei | |
| Kosirai, Chesumei | |
| Lelmokwo/Ngechek, Chesumei | |