| Place | Post Code |
|---|---|
| Baimbata village, Lower Guma | None |
| Fayama village, Lower Guma | None |
| Folima, Lower Guma | None |
| Gbajobu, Lower Guma | None |
| Gbonebu, Lower Guma | None |
| Gibina, Lower Guma | None |
| Kamala, Lower Guma | None |
| Kemokla, Lower Guma | None |
| Kormokla, Lower Guma | None |
| Kpatobu, Lower Guma | None |
| Levuma, Lower Guma | None |
| Ngombula, Lower Guma | None |
| Njegbema village, Lower Guma | None |
| Nyeyama, Lower Guma | None |
| Nyorkorlahun, Lower Guma | None |
| Saina, Lower Guma | None |
| All postal codes in Vahun | |
|---|---|
| Central Guma, Vahun | |
| Lower Guma, Vahun | |
| Upper Guma, Vahun | |