Postal codes in Kamikoani-mura, Kitaakita-gun, Akita
秋田県北秋田郡上小阿仁村 — 10 postal codes. General code: 018-4400. Local government code 05327.
Address example
1-2-3 Obayashi, Kamikoani-mura, Kitaakita-gun, Akita 018-4431, Japan
〒018-4431 秋田県北秋田郡上小阿仁村大林1-2-3
Replace 1-2-3 with the chome-ban-go (block and lot) number, and add the building and room number before it.
| Postal code | Town / English address |
|---|---|
| 018-4400 | (any other address in this municipality) （下に掲載がない場合） Kamikoani-mura, Kitaakita-gun, Akita 018-4400, Japan |
| 018-4431 | Obayashi 大林 Obayashi, Kamikoani-mura, Kitaakita-gun, Akita 018-4431, Japan |
| 018-4401 | Okitaomote 沖田面 Okitaomote, Kamikoani-mura, Kitaakita-gun, Akita 018-4401, Japan |
| 018-4421 | Kosawada 小沢田 Kosawada, Kamikoani-mura, Kitaakita-gun, Akita 018-4421, Japan |
| 018-4412 | Gotanzawa 五反沢 Gotanzawa, Kamikoani-mura, Kitaakita-gun, Akita 018-4412, Japan |
| 018-4413 | Sugihana 杉花 Sugihana, Kamikoani-mura, Kitaakita-gun, Akita 018-4413, Japan |
| 018-4422 | Dogawa 堂川 Dogawa, Kamikoani-mura, Kitaakita-gun, Akita 018-4422, Japan |
| 018-4411 | Fukudate 福舘 Fukudate, Kamikoani-mura, Kitaakita-gun, Akita 018-4411, Japan |
| 018-4423 | Bussha 仏社 Bussha, Kamikoani-mura, Kitaakita-gun, Akita 018-4423, Japan |
| 018-4432 | Minamizawa 南沢 Minamizawa, Kamikoani-mura, Kitaakita-gun, Akita 018-4432, Japan |
Source: Japan Post postal code data (UTF-8 edition, updated Aug 31, 2026) and romanized edition (KEN_ALL_ROME, June 2025). Japan Post does not claim copyright on postal code data and allows free redistribution. Romaji follows Japan Post (long vowels are not marked). * = romanized by this site from the kana reading because the town is not yet in the romanized edition.