| Place | Postal Code |
|---|---|
| Akai, Ubium south | 522109 |
| Ekpene Ukim, Ubium south | 522109 |
| Ibiemin, Ubium south | 522109 |
| Ikot Akpa Eno, Ubium south | 522109 |
| Ikot Akpa Mba, Ubium south | 522109 |
| Ikot Edok, Ubium south | 522109 |
| Ikot Enwana, Ubium south | 522109 |
| Ikot Nkor, Ubium south | 522109 |
| Ikot Ntung, Ubium south | 522109 |
| Ikot Okoro, Ubium south | 522109 |
| Ikot Okpodo, Ubium south | 522109 |
| Ikot Okpyot, Ubium south | 522109 |
| Ikot Ubo, Ubium south | 522109 |
| Ikot Udo Ide, Ubium south | 522109 |
| Ikot Udo Iton, Ubium south | 522109 |
| Ikot Uso, Ubium south | 522109 |
| Mbat Uno, Ubium south | 522109 |
| Nung Obong, Ubium south | 522109 |
| Obio Ekit, Ubium south | 522109 |
| Obio Ubium, Ubium south | 522109 |
| Odoro Atasung, Ubium south | 522109 |
| Ukat, Ubium south | 522109 |