Owerri West Local Government Area in Imo State uses postal codes ranging from 460102 to 460117.
Here are the postal codes for the towns and districts in Owerri West:
Avu/Umuguma
| Location | Postcode |
| Obokwu | 460106 |
| Ogubuosisi | 460106 |
| Umuadu | 460106 |
| Umuehieta | 460106 |
| Umunkwo | 460106 |
| Umunwanyi | 460106 |
| Umuobia | 460106 |
| Umuome | 460106 |
Ihiagwa
| Location | Postcode |
| Ibuzor | 460114 |
| Iriamugo | 460114 |
| Mbokwe | 460114 |
| Nkaramuche | 460114 |
| Umuchima | 460114 |
| Umuehum | 460114 |
| Umuezeanula | 460114 |
| Umuokwo | 460114 |
Nekede
| Location | Postcode |
| Umualum | 460113 |
| Umudibia | 460113 |
| Umuoma | 460113 |
Obinze
| Location | Postcode |
| Umuagam | 460115 |
| Umuanunu | 460115 |
| Umuebo-Obokwu | 460115 |
| Umuezereoche | 460115 |
| Umunenje | 460115 |
| Umuokuru | 460115 |
Oforol
| Location | Postcode |
| Amaku | 460117 |
| Amaoji | 460117 |
| Oboagwu | 460117 |
| Umuadu | 460117 |
| Umuagubiam | 460117 |
| Umueke | 460117 |
| Umuezuko | 460117 |
| Umuimeka | 460117 |
| Umuogide | 460117 |
Okolochi/Ezio Bodo
| Location | Postcode |
| Emeabian | 460116 |
| Eziobodo | 460116 |
| Okolchi | 460116 |
Okuku (Obogwu)
| Location | Postcode |
| Mgbolo | 460107 |
| Obogwu | 460107 |
| Uborji | 460107 |
| Umuapu | 460107 |
Umunwoha
| Location | Postcode |
| Amakoha-Ubi | 460102 |
| Irete | 460102 |
| Ndegwu | 460102 |
| Ohii | 460102 |
| Orogwu | 460102 |