Oshimili North Local Government Area (LGA) of Delta State, Nigeria, has several Districts which all make use of different postal or zip codes.
Here are the postcodes for towns within Oshimili North LGA:
Ibusa
| Location | Postcode |
| Achaiia | 320103 |
| Ezukwu | 320103 |
| Idumuisagba | 320103 |
| Ogbeowe | 320103 |
| Ogboli | 320103 |
| Umuagwu | 320103 |
| Umuehea | 320103 |
| Umuekea | 320103 |
| Umueze | 320103 |
| Umuezeagwu | 320103 |
| Umuodafe | 320103 |
Okpanam-Ugbolu
| Location | Postcode |
| Amachia | 320104 |
| Obodogwu | 320104 |
| Ogbadogba | 320104 |
| Ogbe iyase | 320104 |
| Ogbeobi | 320104 |
| Ogbeozoma | 320104 |
Ubulu
| Location | Postcode |
| Amadelu | 474117 |
| Amaorie | 474117 |
| Ezenamba | 474117 |
| Eziama | 474117 |
| Ubaha | 474117 |
| Umuanyachu | 474117 |
| Umuchukwu | 474117 |
| Umuihejiofor | 474117 |
| Umuoleaku | 474117 |
| Umuonyeyile | 474117 |
| Umuoru | 474117 |
| Udo | 320108 |
| Abugba | 320108 |
| Aniagbala | 320108 |
| Anifekide | 320108 |
| Anioma | 320108 |
| Ashaba-Ubulu | 320108 |
| Ubulu-Edoe | 320108 |
| Ubulu-Okiti | 320108 |
| Ubulu-Uku | 320108 |
| Ubulu-Unor | 320108 |
| Abugba | 320108 |
| Aniefume | 320108 |
| Anifekide | 320108 |
| Ashama | 320108 |
| Egbudu | 320108 |
| Ubulu-Okiti | 320108 |
| Ubulu-Unor | 320108 |
Akwukwu-Igbo
| Location | Postcode |
| Ajagi | 320105 |
| Ogbe-ani | 320105 |
| Ogbe-iyase | 320105 |
| Ogbeani | 320105 |
| Ogbeobi | 320105 |
| Origbo | 320105 |
| Umuekeke | 320105 |
| Umulum | 320105 |
| Umuonia | 320105 |
| Umuopu | 320105 |
Ebu-Ukala-Illah
| Location | Postcode |
| Ugbolu | 320106 |
| Ugwuozala | 320106 |
| Ukpologwu | 320106 |
| Ukwumage | 320106 |
| Umuagwu | 320106 |
| Umuisizora | 320106 |
| Umutei | 320106 |
| Ngene | 320106 |
| Umutono | 320106 |
| Ogbe-oji | 320106 |
| Usebe | 320106 |
| Ogbeobi | 320106 |
| Uumuezeze | 320106 |
| Ogbeolu | 320106 |
| Ogbeonaje | 320106 |
| Ogo | 320106 |
| Okemokrudu | 320106 |
| Okenta | 320106 |
| Onya | 320106 |
| Aganike | 320106 |
| Ajaji | 320106 |
| Aninwalo | 320106 |
| Ekpechor | 320106 |
| Iyiaga Oshimili | 320106 |
| Machakolo | 320106 |
| Ngegwu | 320106 |
