| Place | Postal Code |
|---|---|
| Gacucu, Mayange | None |
| Gahinga, Mayange | None |
| Gakamba, Mayange | None |
| Gisenyi, Mayange | None |
| Gitera, Mayange | None |
| Kabyo, Mayange | None |
| Kanabuye, Mayange | None |
| Kibenga I, Mayange | None |
| Kibenga II, Mayange | None |
| Kibilizi, Mayange | None |
| Kindoyi, Mayange | None |
| Kivumu, Mayange | None |
| Kiyogoma, Mayange | None |
| Mayange, Mayange | None |
| Mbyo, Mayange | None |
| Musumule, Mayange | None |
| Muyenzi, Mayange | None |
| Nyamata, Mayange | None |
| Rugarama, Mayange | None |
| Rukindo, Mayange | None |
| Rukora, Mayange | None |
| Rwakibilizi I, Mayange | None |
| Rwakibilizi II, Mayange | None |
| Rwimikoni, Mayange | None |