| Place | Postal Code |
|---|---|
| Abagbene, Oporoma | 560103 |
| Abolgbene, Oporoma | 560103 |
| Agidigbere, Oporoma | 560103 |
| Aguobiri, Oporoma | 560103 |
| Aleegbene, Oporoma | 560103 |
| Amassoma, Oporoma | 560103 |
| Angiama, Oporoma | 560103 |
| Angiama-gbene, Oporoma | 560103 |
| Ayama, Oporoma | 560103 |
| Ayougbene, Oporoma | 560103 |
| Azuzuama, Oporoma | 560103 |
| Baberegbene, Oporoma | 560103 |
| Betterland, Oporoma | 560103 |
| Biabugbene, Oporoma | 560103 |
| Biagbogbene, Oporoma | 560103 |
| Bolongbene, Oporoma | 560103 |
| Boma, Oporoma | 560103 |
| Climonbene, Oporoma | 560103 |
| Diebu, Oporoma | 560103 |
| Egarebeni, Oporoma | 560103 |
| Ekeni, Oporoma | 560103 |
| Ekowe, Oporoma | 560103 |
| Emete, Oporoma | 560103 |
| Eniwari, Oporoma | 560103 |
| Erefumakomogbene, Oporoma | 560103 |
| Ezetu, Oporoma | 560103 |
| Postal Codes in Southern Ijaw | |
|---|---|
| Kolu-Ama, Southern Ijaw | |
| Oporoma, Southern Ijaw | |