Imo State, located in Southeast Nigeria, is known as the “Eastern Heartland”. With its capital in Owerri, the state has a population of over 5.4 million people. Created in 1976, it comprises 27 Local Government Areas (LGAs) and is renowned for its commercial enterprise, educational institutions, and oil production.
Imo State borders Abia (east), Anambra (north), Rivers (south), and Enugu (northwest).
Understanding Nigeria’s Postal Code System
Nigeria uses 6-digit postal codes managed by NIPOST (not ZIP codes, which are U.S.-specific). These codes facilitate efficient mail delivery across Imo’s urban and rural communities.
Complete List of Imo State LGAs and Their Postal Codes
| Local Government Area (LGA) | Postal Code Range | Major Areas/Districts |
|---|---|---|
| Aboh Mbaise | 464101 – 464110 | Aboh, Nguru, Enyiogugu |
| Ahiazu Mbaise | 464111 – 464120 | Afororu, Obodo, Obohia |
| Ehime Mbano | 471101 – 471110 | Ehime, Umuezeala, Umualumaku |
| Ezinihitte | 464121 – 464130 | Itu, Orie, Onicha |
| Ideato North | 475101 – 475110 | Urualla, Akokwa, Isiokpo |
| Ideato South | 475111 – 475120 | Dikenafai, Arondizuogu, Obodoukwu |
| Ihitte/Uboma | 471111 – 471120 | Isinweke, Umueze, Logara |
| Ikeduru | 472101 – 472110 | Iho, Amatta, Inyishi |
| Isiala Mbano | 471121 – 471130 | Umuelemai, Isinweke, Umukabia |
| Isu | 474101 – 474110 | Umundugba, Okwudor, Amurie |
| Mbaitoli | 472111 – 472120 | Nwaorieubi, Ogbaku, Ubomiri |
| Ngor Okpala | 470101 – 470110 | Umuohiagu, Umukabia, Oburu |
| Njaba | 474111 – 474120 | Nkwerre, Amucha, Okwudor |
| Nkwerre | 474121 – 474130 | Nkwerre, Umukor, Owerre Nkwerre |
| Nwangele | 474131 – 474140 | Amaigbo, Abajah, Umuozu |
| Obowo | 471131 – 471140 | Otoko, Umulogho, Avutu |
| Oguta | 481101 – 481110 | Oguta, Eziorsu, Nkwesi |
| Ohaji/Egbema | 481111 – 481120 | Mmahu, Egbema, Ohaji |
| Okigwe | 473001 – 473010 | Okigwe, Ihube, Aku |
| Onuimo | 475121 – 475130 | Okwe, Umucheke, Umuna |
| Orlu | 473011 – 473020 | Orlu, Amaifeke, Umuna |
| Orsu | 473021 – 473030 | Awo-Idemili, Orsu Ihiteukwa, Eziawa |
| Oru East | 481121 – 481130 | Omuma, Akatta, Awo-Omamma |
| Oru West | 481131 – 481140 | Mgbidi, Ozara, Akabor |
| Owerri Municipal | 460001 – 460010 | Owerri (City Center), Aladinma, Amakohia |
| Owerri North | 460011 – 460020 | Egbu, Emekuku, Orie Uratta |
| Owerri West | 460021 – 460030 | Avu, Ihiagwa, Nekede |
Key Areas & Their Postal Codes
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Owerri (Capital): 460001 (Administrative and commercial center)
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Orlu: 473011 (Commercial and cultural hub)
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Okigwe: 473001 (Educational and agricultural center)
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Oguta: 481101 (Tourist destination with lake)
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Mbaise Region: 464101-464130 (Cultural heartland)
Major Institutions & Their Postal Codes
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Federal University of Technology Owerri (FUTO): 460001
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Imo State University (IMSU): 460001
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Alvan Ikoku Federal College of Education: 460001
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Imo State Government House: 460001
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Sam Mbakwe International Cargo Airport: 460010
Frequently Asked Questions (FAQ)
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What is the postal code for Owerri?
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460001 (Main city code), with variations for different districts.
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Does Imo use ZIP codes?
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No, Nigeria uses 6-digit postal codes.
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What is the postal code for FUTO?
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460001 (Main campus).
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How many LGAs are in Imo?
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27 Local Government Areas.
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What is Orlu’s postal code?
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473011 (Main town code).
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How to Address Mail in Imo State
✅ Recipient’s Full Name
✅ Street/House Number
✅ Area/LGA + Postal Code
✅ Imo State, Nigeria
Example Address:
Prof. Chigozie Asiabaka
10 FUTO Road, Owerri
Owerri Municipal LGA
460001 Imo State
Nigeria