| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ibetong-Eweme, Ukwong | 523110 |
| Postal/ZIP Codes in Ikpe, Ukwong | 523110 |
| Postal/ZIP Codes in Mbokpu-Eyo-Ima, Ukwong | 523110 |
| Postal/ZIP Codes in Mbokpu-Eyokan, Ukwong | 523110 |
| Postal/ZIP Codes in Mbukup-Uko-Akai, Ukwong | 523110 |