Postal codes in Toyo-cho, Aki-gun, Kochi
高知県安芸郡東洋町 — 9 postal codes. General code: 781-7300. Local government code 39301.
Address example
1-2-3 Ikumi, Toyo-cho, Aki-gun, Kochi 781-7414, Japan
〒781-7414 高知県安芸郡東洋町生見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 |
|---|---|
| 781-7300 | (any other address in this municipality) （下に掲載がない場合） Toyo-cho, Aki-gun, Kochi 781-7300, Japan |
| 781-7414 | Ikumi 生見 Ikumi, Toyo-cho, Aki-gun, Kochi 781-7414, Japan |
| 781-7412 | Kawauchi 河内 Kawauchi, Toyo-cho, Aki-gun, Kochi 781-7412, Japan |
| 781-7411 | Kannora 甲浦 Kannora, Toyo-cho, Aki-gun, Kochi 781-7411, Japan |
| 781-7413 | Shirahama 白浜 Shirahama, Toyo-cho, Aki-gun, Kochi 781-7413, Japan |
| 781-7302 | None Ko 野根甲 None Ko, Toyo-cho, Aki-gun, Kochi 781-7302, Japan |
| 781-7304 | None Otsu 野根乙 None Otsu, Toyo-cho, Aki-gun, Kochi 781-7304, Japan |
| 781-7301 | None Hei 野根丙 None Hei, Toyo-cho, Aki-gun, Kochi 781-7301, Japan |
| 781-7303 | None Tei 野根丁 None Tei, Toyo-cho, Aki-gun, Kochi 781-7303, 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.