Orumba South Local Government Area (LGA) of Anambra state, Nigeria, has 15 towns/villages which all have varying postal/zip codes.
Here are the postcodes for Orumba South LGA:
Eziagu
| Location | Postcode |
| Amokwe | 423106 |
| Obeagu | 423106 |
| Omumueji | 423106 |
| Umueleke | 423106 |
| Umumbaka | 423106 |
| Umunwozo | 423106 |
| Umunwozonde | 423106 |
| Umunwozonokebe | 423106 |
| Umuokparaibekwe | 423106 |
| Umuonogu | 423106 |
Ezira
| Location | Postcode |
| Imeofia-Okii | 423105 |
| Obuotu | 423105 |
| Ubaha | 423105 |
| Umuoram | 423105 |
Ihite
| Location | Postcode |
| Amaoji | 423102 |
| Amorie | 423102 |
| Ndinkwu | 423102 |
| Umuekwere | 423102 |
| Umueonye Kanma | 423102 |
| Umuezeawuru | 423102 |
| Umuokparukwu | 423102 |
Isulo
| Location | Postcode |
| Alaohia | 423110 |
| Obuluihu | 423110 |
| Ubaha-Akwosa | 423110 |
| Uhuala | 423110 |
| Akata | 423110 |
Nawfija
| Location | Postcode |
| Amokwu | 423115 |
| Ezeome | 423115 |
| Ohukabia | 423115 |
| Umuawahi | 423115 |
| Umuezeiyi | 423115 |
| Umuezeogbu | 423115 |
| Umuoma | 423115 |
Ndiok-Paleze
| Location | Postcode |
| Ijebuonwu | 423109 |
| Mbagbo | 423109 |
| Obunnetiti | 423109 |
Nkereh
| Location | Postcode |
| Arekpa | 423113 |
| Isiama | 423113 |
| Ndioba | 423113 |
| Okwaya | 423113 |
| Uhu | 423113 |
| Umalaoma | 423113 |
| Umuana | 423113 |
| Umueje | 423113 |
| Umueze | 423113 |
Ogboji
| Location | Postcode |
| Agbakuru | 423114 |
| Amaeke | 423114 |
| Amangwu | 423114 |
| Aniru | 423114 |
| Ebiefe | 423114 |
| Eziagu | 423114 |
| Obeagu | 423114 |
| Obinikpa | 423114 |
| Okpuno Ifite | 423114 |
| Ugwuama-Ameke | 423114 |
| Umuokpara | 423114 |
Ogbunka
| Location | Postcode |
| Agbala | 423111 |
| Akwuoba | 423111 |
| Awuka | 423111 |
| Isiokpu | 423111 |
| Umunebe | 423111 |
Onneh
| Location | Postcode |
| Ngodo | 423104 |
| Umaumachi | 423104 |
| Umuanumachi | 423104 |
| Umuenweremobi | 423104 |
| Umuezeamasi | 423104 |
Owerre-Ezukala
| Location | Postcode |
| Okpohota | 423112 |
| Okpu | 423112 |
| Owerre | 423112 |
| Ihie | 423112 |
| Isiafor | 423112 |
| Iyiafor | 423112 |
| Lette | 423112 |
| Mkputu | 423112 |
| Ogwuada | 423112 |
Umunze
| Location | Postcode |
| Amuda | 423101 |
| Lomu | 423101 |
| Nsogwu | 423101 |
| Ozara | 423101 |
| Ubaha | 423101 |
| Ugwunano | 423101 |
| Umuizo | 423101 |
| Ururo | 423101 |
Umuomaku
| Location | Postcode |
| Ndiocha | 423103 |
| Okpobe | 423103 |
| Umunambu | 423103 |
| Umuokpurukpu | 423103 |