Oru East Local Government Area in Imo State uses postal codes ranging from 474109 to 474118.
Here are the postal codes for the towns and districts in Oru East:
Akatta
| Location | Postcode |
| Akwa | 474116 |
| Etim | 474116 |
| Ibah | 474116 |
| Ichina Amaka | 474116 |
| Ulahangwu-Nakporo | 474116 |
| Ura | 474116 |
Akuma/Amagu
| Location | Postcode |
| Abamba Akuma | 474118 |
| Ezi Akuma | 474118 |
| Ezioha Amagu | 474118 |
| Ihitte-Akum | 474118 |
| Ihitte-Amagu | 474118 |
| Ulabia-Akuma | 474118 |
Amiri
| Location | Postcode |
| Amokpara-Amiri II | 474110 |
| Isioorie Amiri-Isu | 474110 |
| Nchoko-Amiri I | 474110 |
| Nchoko-Amiri-Isu | 474110 |
| Ugbeke-Amiri-Oru I | 474110 |
| Umbutu-Amiri-Uru II | 474110 |
| Umuduni-Amiri III | 474110 |
| Umuduni-Amiri-Ise | 474110 |
Eziawo I
| Location | Postcode |
| Obibi | 474111 |
| Ohuba | 474111 |
| Omuokwe | 474111 |
| Umulu | 474111 |
Eziawo ll
| Location | Postcode |
| Isieke | 474112 |
| Ubaeze | 474112 |
| Umuejike | 474112 |
| Umuezukwe | 474112 |
Ofekata I
| Location | Postcode |
| Ubogwu | 474113 |
| Umueme | 474113 |
| Umuezeala | 474113 |
Ofekata ll
| Location | Postcode |
| Okwoji | 474114 |
| Ubachima | 474114 |
| Umubochi | 474114 |
| Umueme | 474114 |
Omuma
| Location | Postcode |
| Abia-Ozuh | 474109 |
| Umuhu-Etit | 474109 |