| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Okpuitumo, Osopong | 551113 |
| Postal/ZIP Codes in Okurike, Osopong | 551113 |
| Postal/ZIP Codes in Omene, Osopong | 551113 |
| Postal/ZIP Codes in Otutu, Osopong | 551113 |
| Postal/ZIP Codes in Owakande Ekpe, Osopong | 551113 |
| Postal/ZIP Codes in Tet, Osopong | 551113 |
| Postal/ZIP Codes in Ugrupon, Osopong | 551113 |