Onneh Postal Codes: 423104 | Orumba South, Anambra
The Postal Codes for Onneh is 423104 in Orumba South, Anambra, Orumba South, Nigeria. The table below lists Postal Codes and postcodes for places within Onneh.
Postal Codes for Places in Onneh
Showing 5 places in Onneh. Last verified with official records on April 25, 2026.
| Ngodo | |
| Umaumachi | |
| Umuanumachi | |
| Umuenweremobi | |
| Umuezeamasi |
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Sample Address Format for Onneh
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Onneh, Orumba South, Anambra, 423104
NIGERIA
Onneh on the Map
The map above highlights the geographic boundaries of the Onneh areas in Nigeria.
Onneh Quick Facts
| Country | Nigeria (NG) |
|---|---|
| Administrative Path | Nigeria → Anambra → Orumba South |
| Postal Code | 423104 |
| State | Anambra |
| Local Government Areas | Orumba South |
| ISO Codes | NG / NGA / 566 |
| Top-level domain (ccTLD) | .ng |
| Coordinates | 5.88, 7.15 |
| Places | 5 |
What to Know About Onneh
Key Facts
Onneh is a town and the administrative headquarters of Orumba South Local Government Area in Anambra State, Nigeria. Located in the southeastern part of the state, Onneh serves as the central hub for governance and administration within Orumba South, positioned approximately 40 kilometers from Awka, the state capital. This strategic location places it within the culturally rich Igbo heartland of southeastern Nigeria, characterized by rolling hills and fertile agricultural lands. With an estimated population of around 15,000-20,000 residents, Onneh functions as both a residential community and administrative center, hosting local government offices, markets, and essential services that serve the broader Orumba South region. The town is divided into several villages and quarters that form its basic administrative structure, reflecting traditional Igbo community organization patterns. As the headquarters of Orumba South Local Government Area, Onneh plays a crucial role in coordinating development projects and public services across the local government's various communities. For residents and visitors seeking to access postal services or communicate with addresses within Onneh and its surrounding areas, understanding the town's geographical context and administrative significance is essential for efficient mail delivery and location-based services.
Neighboring Regions
- Umunze
- Awa
- Ndiowu
- Ndiokpalaeze
- Ezira
- Ogbunka