| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Butarumanga, Mihigo | None |
| Postal/ZIP Codes in Gahama, Mihigo | None |
| Postal/ZIP Codes in Kiyaya, Mihigo | None |
| Postal/ZIP Codes in Musenga, Mihigo | None |
| Postal/ZIP Codes in Muyange, Mihigo | None |
| Postal/ZIP Codes in Muzenga, Mihigo | None |