| Place | Post Code |
|---|---|
| Dagimon, Obaa | 99870 |
| Emete, Obaa | 99870 |
| Enem, Obaa | 99870 |
| Gauda, Obaa | 99870 |
| Harome, Obaa | 99870 |
| Kadam, Obaa | 99870 |
| Kepi, Obaa | 99870 |
| Kogo, Obaa | 99870 |
| Madu, Obaa | 99870 |
| Mairu, Obaa | 99870 |
| Mappi Yamui (Mappi Bawah, Obaa) | 99870 |
| Marbin, Obaa | 99870 |
| Masin, Obaa | 99870 |
| Metim, Obaa | 99870 |
| Muin, Obaa | 99870 |
| Obaa, Obaa | 99870 |
| Paedam, Obaa | 99870 |
| Piai, Obaa | 99870 |
| Rayam, Obaa | 99870 |
| Rep, Obaa | 99870 |
| Soba, Obaa | 99870 |
| Tokom, Obaa | 99870 |
| Wairu, Obaa | 99871 |
| Wanggate, Obaa | 99870 |
| Yangpop, Obaa | 99870 |
| All postal codes in Mappi | |
|---|---|
| Assue, Mappi | |
| Citakmitak, Mappi | |
| Edera, Mappi | |
| Haju, Mappi | |
| Kaibar, Mappi | |
| Minyamur, Mappi | |
| Nambioman Bapai, Mappi | |
| Obaa, Mappi | |
| Passue, Mappi | |
| Venaha, Mappi | |