| Place | Post Code |
|---|---|
| Kasompona, Biriwa | None |
| Katala, Biriwa | None |
| Katanta, Biriwa | None |
| Kategian, Biriwa | None |
| Katene, Biriwa | None |
| Katimbo, Biriwa | None |
| Katumpu, Biriwa | None |
| Kawere, Biriwa | None |
| Kawono, Biriwa | None |
| Kayasi, Biriwa | None |
| Kayele, Biriwa | None |
| Kayungbula, Biriwa | None |
| Kenema, Biriwa | None |
| Kolifa, Biriwa | None |
| Konakri, Biriwa | None |
| Koya, Biriwa | None |
| Kubake, Biriwa | None |
| Mabunko, Biriwa | None |
| Madete, Biriwa | None |
| Mafore, Biriwa | None |
| Mafufure, Biriwa | None |
| Mafure, Biriwa | None |
| Mafutike, Biriwa | None |
| Magbane, Biriwa | None |
| Magbengbe, Biriwa | None |
| Magbenta, Biriwa | None |