Etsako West is a Local Government Area in Edo State, Nigeria. The postal codes for Etsako West range from 312201 to 312204.
Here are the Postal Codes for specific districts within Etsako West:
Auchi
| Location | Postcode |
| Aibotse | 312101 |
| Akpekpe | 312101 |
| Igbei | 312101 |
| Iyekhe | 312101 |
| Usogun | 312101 |
Aviele
| Location | Postcode |
| Agbede | 312104 |
| Egeuno | 312104 |
| Egho | 312104 |
| Odigie | 312104 |
| Oguolla | 312104 |
| Ubiane | 312104 |
| Ughioti | 312104 |
Awain
| Location | Postcode |
| Amah | 312105 |
| Amogiza Camp | 312105 |
| Daniel Ajuya Camp | 312105 |
| Eware | 312105 |
| Ewora | 312105 |
| Igbirra Camp | 312105 |
| Ivioba | 312105 |
| Rabison Camp | 312105 |
| Uzoki | 312105 |
Jagbe
| Location | Postcode |
| Ekpola Camp | 312106 |
| Ihelame | 312106 |
| Ikhua | 312106 |
| Imiogia | 312106 |
| Imiokono | 312106 |
| Ukumasi Camp | 312106 |
South Ibie
| Location | Postcode |
| Egbogio | 312103 |
| Ibie Nafe | 312103 |
| Iyakpi | 312103 |
| Iyerekhu | 312103 |
| Otegie | 312103 |
| Ugieda | 312103 |
| Ugiekha | 312103 |
Uzairue-Jattu
| Location | Postcode |
| Afashio | 312102 |
| Afowa | 312102 |
| Apana | 312102 |
| Ayoghena | 312102 |
| Ayogwiri | 312102 |
| Ayua | 312102 |
| Elele | 312102 |
| Idatto | 312102 |
| Ikabigbo | 312102 |
| Ikholo | 312102 |
| Imeke | 312102 |
| Irekpai | 312102 |
| Iyamo | 312102 |
| Iyora | 312102 |
| Iyukhu | 312102 |
| Jattu | 312102 |
| Ogbido | 312102 |
| Ugbenor | 312102 |
| Uluoke | 312102 |