| Place | Postal Code |
|---|---|
| Atembabol, Okbab | 99403 |
| Borban, Okbab | 99403 |
| Dumpasi, Okbab | 99403 |
| Kirimu, Okbab | 99403 |
| Maksum, Okbab | 99403 |
| Markom, Okbab | 99403 |
| Omliom, Okbab | 99403 |
| Pedam, Okbab | 99403 |
| Peneli, Okbab | 99403 |
| Sabin, Okbab | 99403 |
| Tupoplyom, Okbab | 99403 |
| Yapil, Okbab | 99403 |