| Place | Post Code |
|---|---|
| Gachege, Githobokoni | 01000 |
| Gakoe, Githobokoni | 01000 |
| Gatei, Githobokoni | 01000 |
| Gathaite, Githobokoni | 01000 |
| Kamae, Githobokoni | 00200 |
| Kamunyaka, Githobokoni | 01000 |
| Kieni, Githobokoni | 01000 |
| All postal codes in Gatundu North | |
|---|---|
| Chania, Gatundu North | |
| Githobokoni, Gatundu North | |
| Gituamba, Gatundu North | |
| Mang'U, Gatundu North | |