| Place | Post Code |
|---|---|
| Akani Obio Uruan, Uruan Central | 520105 |
| Anakpa, Uruan Central | 520105 |
| Eman Ikot-Ebo, Uruan Central | 520105 |
| Esuk Odu, Uruan Central | 520105 |
| Idu Uruan, Uruan Central | 520105 |
| Ifia Yong Esuk, Uruan Central | 520105 |
| Ifiayong Usuk/Nwaniba, Uruan Central | 520105 |
| Ikot Inyang Esuk, Uruan Central | 520105 |
| Ikot Otoingie, Uruan Central | 520105 |
| Mbiakong, Uruan Central | 520105 |
| Nna Enin, Uruan Central | 520105 |
| Nnung Oku Uruan, Uruan Central | 520105 |
| Nturukpum, Uruan Central | 520105 |
| All postal codes in Uruan | |
|---|---|
| Northern Uruan, Uruan | |
| Southern Uruan, Uruan | |
| Uruan Central, Uruan | |