| Place | Postal Code |
|---|---|
| Ikot Oduot, Ibesikpo | 521110 |
| Ikot Okubo, Ibesikpo | 521110 |
| Ikot Okure, Ibesikpo | 521110 |
| Ikot Udo, Ibesikpo | 521110 |
| Ikot Udo Ekpo, Ibesikpo | 521110 |
| Itokko, Ibesikpo | 521110 |
| Mbierebe Akpawat, Ibesikpo | 521110 |
| Mbierebe Obio, Ibesikpo | 521110 |
| Mbikpong Atai, Ibesikpo | 521110 |
| Mbikpong Ikot Edim, Ibesikpo | 521110 |
| Nung Ette, Ibesikpo | 521110 |
| Nung Oku, Ibesikpo | 521110 |
| Nung Udoe, Ibesikpo | 521110 |
| Nung Ukana, Ibesikpo | 521110 |
| Nung Ukana Ikot Efre, Ibesikpo | 521110 |
| Obio Akpan, Ibesikpo | 521110 |
| Oku Ibesikpo, Ibesikpo | 521110 |
| Postal Codes in Ibesikpo Asutan | |
|---|---|
| Asutan Epe, Ibesikpo Asutan | |
| Ibesikpo, Ibesikpo Asutan | |