| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Namea, Telefomin | 555 |
| Postal/ZIP Codes in Oksapmin, Telefomin | 555 |
| Postal/ZIP Codes in Telefomin, Telefomin | 555 |
| Postal/ZIP Codes in Yapsie, Telefomin | 555 |
| Postal Codes in West Sepik (Sandaun) | |
|---|---|
| Postal/ZIP Codes in Vanimo-Green River | Postal/ZIP Codes in Telefomin |
| Postal/ZIP Codes in Nuku | Postal/ZIP Codes in Aitape-Lumi |