Orsu is a Local Government Area (LGA) in Imo State, Nigeria. The postal codes in Orsu are primarily 472102 – 472124.
Here are the postal codes of the streets and districts in Orsu:
Amaruru
| Location | Postcode |
| Elugwutokpi | 473123 |
| Umuada | 473123 |
| Umuawula | 473123 |
| Umunume | 473123 |
Assa Ubirielem
| Location | Postcode |
| Akpiobu | 473116 |
| Elugwu-Umuhu | 473116 |
| Elugwu-umuoka | 473116 |
| Isi-Assah | 473116 |
| Okuabasisi | 473116 |
| Uhuala-Umuoka | 473116 |
| Umucheke | 473116 |
| Umuidi | 473116 |
Awo Idemili
| Location | Postcode |
| Abahb | 473114 |
| Amadim | 473114 |
| Amaimo | 473114 |
| Amaokew | 473114 |
| Edenta | 473114 |
| Edeukwu | 473114 |
| Ezeogwu | 473114 |
| Isieke | 473114 |
| Obhukabia | 473114 |
| Obibi | 473114 |
| Ubahaeze-Awo | 473114 |
| Ubahaezeleke | 473114 |
| Ubahaezike | 473114 |
Ebenator
| Location | Postcode |
| Amaebu | 473113 |
| Amaebu Nkwo | 473113 |
| Amaranetu | 473113 |
| Amazu | 473113 |
Eziawa
| Location | Postcode |
| Akama-Ubaha | 473115 |
| Amakpara | 473115 |
| Urualla | 473115 |
Ihitte-Nansa
| Location | Postcode |
| Akama | 473122 |
| Amaokpara | 473122 |
| Chekenagu | 473122 |
| Nansa | 473122 |
| Ogum | 473122 |
| Ogwugwu-Eyi | 473122 |
| Uhuala | 473122 |
| Umudiaba | 473122 |
| Umudim | 473122 |
Orsu Ihite-Ukwu
| Location | Postcode |
| Amihia | 473121 |
| Etiti | 473121 |
| Iheteukwu | 473121 |
| Okwu | 473121 |
| Uda | 473121 |
Umuhu-Okabia
| Location | Postcode |
| Amaimo | 473105 |
| Ofeahia | 473105 |
| Ofeke | 473105 |
| Okwu | 473105 |
| Uhuala | 473105 |
| Umuerem | 473105 |
| Umunabochi | 473105 |