The Delta State, Nigeria’s Ika South Local Government Area (LGA) is divided into multiple districts, each of which uses a unique postal or zip code.
Within the Ika South LGA, the towns’ postcodes are as follows:
Abavor
| Location | Postcode |
| Umuosi | 321102 |
| Igbogi | 321102 |
| Obi-Anyima | 321102 |
| Odopo | 321102 |
| Ogbe-Iwase | 321102 |
| Oyoko | 321102 |
| Udomi | 321102 |
| Ughie | 321102 |
| Abamise | 321102 |
| Abavor | 321102 |
| Azuowa | 321102 |
| Ebudo | 321102 |
| Ekuoma | 321102 |
| Evbe | 321102 |
| Idumueha | 321102 |
| Idumuehe | 321102 |
| Idumute | 321102 |
Abor
| Location | Postcode |
| Ubiakpo | 401114 |
| Ugwunani | 401114 |
| Umuavulu | 401114 |
| Amaezike | 401114 |
| Amukwu | 401114 |
| Dinaigweze | 401114 |
| Dinneobe | 401114 |
| Ozalla | 401114 |
| Agbo Town | 321101 |
| Owanta | 321101 |
| Agbor-Nta | 321101 |
| Ozanogogo | 321101 |
| Aliagwa | 321101 |
| Alihagwu | 321101 |
| Alihame | 321101 |
| Aliokpu | 321101 |
| Alisimie | 321101 |
| Alisor | 321101 |
| Boji-Boji Agbor | 321101 |
| Emutu | 321101 |
| Ewuru | 321101 |
| Ihuiyase | 321101 |
| Obi-Oblibe | 321101 |
| Oki | 321101 |
| Omumu | 321101 |
| Oruru | 321101 |
Agbor
| Location | Postcode |
| Agbor-Town | 321103 |
| Ebuku-Agbor | 321103 |
| Agbor | 321211 |
| Agbor | 321251 |
| Agbor | 321271 |
| Agbor | 321281 |
Owa
| Location | Postcode |
| Ezedume | 401125 |
| Ezema | 401125 |
| Ezi-Owa | 401126 |
| IMEZI | 401125 |
| Ogwofia | 401125 |
| Okunito | 401125 |
| Ozom | 401126 |
| Umuaji | 401125 |
| Umudim | 401125 |
| Agbor-Alidima | 321104 |
| Owa-Alidima | 32110 |