| Place | Post Code |
|---|---|
| Abak Obong, Obong | 532109 |
| Abat Town, Obong | 532109 |
| Esa Obong, Obong | 532109 |
| Ibio Edem Urua, Obong | 532109 |
| Ibio Nung Achat, Obong | 532109 |
| Ibio Nung Iba, Obong | 532109 |
| Ikot Ama, Obong | 532109 |
| Ikot Awak, Obong | 532109 |
| Ikot Ese, Obong | 532109 |
| Ikot Esop, Obong | 532109 |
| Ikot Inung, Obong | 532109 |
| Ikot Iya, Obong | 532109 |
| Ikot Mkporikpo, Obong | 532109 |
| Ikot Obio Ama, Obong | 532109 |
| Ikot Udo Obong, Obong | 532109 |
| Ikot Umo Ebat, Obong | 532109 |
| Mkporikpo Utit-Idim, Obong | 532109 |
| Ndot Obong, Obong | 532109 |
| Obon Ebot, Obong | 532109 |
| Obong Ata Essien, Obong | 532109 |
| Obong Ikot Akpan, Obong | 532109 |
| Obong Ntak, Obong | 532109 |
| Obong Utit Idim, Obong | 532109 |
| Omum Unyam, Obong | 532109 |
| Otoro Obong, Obong | 532109 |
| Udianga Enem, Obong | 532109 |
| All postal codes in Etim Ekpo | |
|---|---|
| Ikono, Etim Ekpo | |
| Obong, Etim Ekpo | |
| Uruk, Etim Ekpo | |
| Utu Etim, Etim Ekpo | |