| Place | Postal Code |
|---|---|
| Gitathiini, Kamakwa/Mukaro | 10100 |
| Kamakwa, Kamakwa/Mukaro | 10100 |
| Kihatha, Kamakwa/Mukaro | 10100 |
| Kinunga, Kamakwa/Mukaro | 10100 |
| Munungaini, Kamakwa/Mukaro | 10100 |
| Muthuaini, Kamakwa/Mukaro | 10100 |
| Postal Codes in Nyeri Town | |
|---|---|
| Gatitu/Muruguru, Nyeri Town | |
| Kamakwa/Mukaro, Nyeri Town | |
| Kiganjo/Mathari, Nyeri Town | |
| Ruring'U, Nyeri Town | |
| Rware, Nyeri Town | |