Postal codes in Tosa-cho, Tosa-gun, Kochi
高知県土佐郡土佐町 — 25 postal codes. General code: 781-3400. Local government code 39363.
Address example
1-2-3 Aikawa, Tosa-cho, Tosa-gun, Kochi 781-3408, Japan
〒781-3408 高知県土佐郡土佐町相川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 |
|---|---|
| 781-3400 | (any other address in this municipality) （下に掲載がない場合） Tosa-cho, Tosa-gun, Kochi 781-3400, Japan |
| 781-3408 | Aikawa 相川 Aikawa, Tosa-cho, Tosa-gun, Kochi 781-3408, Japan |
| 781-3336 | Akutagawa 芥川 Akutagawa, Tosa-cho, Tosa-gun, Kochi 781-3336, Japan |
| 781-3335 | Arima 有間 Arima, Tosa-cho, Tosa-gun, Kochi 781-3335, Japan |
| 781-3524 | Ijiri 井尻 Ijiri, Tosa-cho, Tosa-gun, Kochi 781-3524, Japan |
| 781-3522 | Obuchi 大渕 Obuchi, Tosa-cho, Tosa-gun, Kochi 781-3522, Japan |
| 781-3407 | Kashiyama 樫山 Kashiyama, Tosa-cho, Tosa-gun, Kochi 781-3407, Japan |
| 781-3332 | Kuriki 栗木 Kuriki, Tosa-cho, Tosa-gun, Kochi 781-3332, Japan |
| 781-3526 | Kozukawa 上津川 Kozukawa, Tosa-cho, Tosa-gun, Kochi 781-3526, Japan |
| 781-3523 | Komi 古味 Komi, Tosa-cho, Tosa-gun, Kochi 781-3523, Japan |
| 781-3402 | Sakai 境 Sakai, Tosa-cho, Tosa-gun, Kochi 781-3402, Japan |
| 781-3331 | Jizoji 地蔵寺 Jizoji, Tosa-cho, Tosa-gun, Kochi 781-3331, Japan |
| 781-3525 | Shimokawa 下川 Shimokawa, Tosa-cho, Tosa-gun, Kochi 781-3525, Japan |
| 781-3337 | Sedo 瀬戸 Sedo, Tosa-cho, Tosa-gun, Kochi 781-3337, Japan |
| 781-3521 | Tai 田井 Tai, Tosa-cho, Tosa-gun, Kochi 781-3521, Japan |
| 781-3406 | Takasu 高須 Takasu, Tosa-cho, Tosa-gun, Kochi 781-3406, Japan |
| 781-3401 | Doi 土居 Doi, Tosa-cho, Tosa-gun, Kochi 781-3401, Japan |
| 781-3334 | Nishiishihara 西石原 Nishiishihara, Tosa-cho, Tosa-gun, Kochi 781-3334, Japan |
| 781-3404 | Nurui 溜井 Nurui, Tosa-cho, Tosa-gun, Kochi 781-3404, Japan |
| 781-3333 | Higashiishihara 東石原 Higashiishihara, Tosa-cho, Tosa-gun, Kochi 781-3333, Japan |
| 781-3405 | Minaizumi 南泉 Minaizumi, Tosa-cho, Tosa-gun, Kochi 781-3405, Japan |
| 781-3742 | Minagawa 南川 Minagawa, Tosa-cho, Tosa-gun, Kochi 781-3742, Japan |
| 781-3403 | Miyakono 宮古野 Miyakono, Tosa-cho, Tosa-gun, Kochi 781-3403, Japan |
| 781-3741 | Yunoki 柚ノ木 Yunoki, Tosa-cho, Tosa-gun, Kochi 781-3741, Japan |
| 781-3409 | Wada 和田 Wada, Tosa-cho, Tosa-gun, Kochi 781-3409, 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.