Postal codes in Kosa-machi, Kamimashiki-gun, Kumamoto
熊本県上益城郡甲佐町 — 31 postal codes. General code: 861-4600. Local government code 43444.
Address example
1-2-3 Asobaru, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4618, Japan
〒861-4618 熊本県上益城郡甲佐町麻生原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 |
|---|---|
| 861-4600 | (any other address in this municipality) （下に掲載がない場合） Kosa-machi, Kamimashiki-gun, Kumamoto 861-4600, Japan |
| 861-4618 | Asobaru 麻生原 Asobaru, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4618, Japan |
| 861-4605 | Ariyasu 有安 Ariyasu, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4605, Japan |
| 861-3242 | Itoda 糸田 Itoda, Kosa-machi, Kamimashiki-gun, Kumamoto 861-3242, Japan |
| 861-4601 | Iwashita 岩下 Iwashita, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4601, Japan |
| 861-4604 | Omachi 大町 Omachi, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4604, Japan |
| 861-4634 | Oga 小鹿 Oga, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4634, Japan |
| 861-4631 | Kamiage 上揚 Kamiage, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4631, Japan |
| 861-4622 | Kamisogawa 上早川 Kamisogawa, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4622, Japan |
| 861-4632 | Sakadani 坂谷 Sakadani, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4632, Japan |
| 861-3244 | Shibawara 芝原 Shibawara, Kosa-machi, Kamimashiki-gun, Kumamoto 861-3244, Japan |
| 861-4621 | Shimoyokota 下横田 Shimoyokota, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4621, Japan |
| 861-3243 | Shirahata 白旗 Shirahata, Kosa-machi, Kamimashiki-gun, Kumamoto 861-3243, Japan |
| 861-3241 | Sogawa 早川 Sogawa, Kosa-machi, Kamimashiki-gun, Kumamoto 861-3241, Japan |
| 861-4616 | Taguchi 田口 Taguchi, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4616, Japan |
| 861-4617 | Tsushida 津志田 Tsushida, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4617, Japan |
| 861-4607 | Toyochi 豊内 Toyochi, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4607, Japan |
| 861-4614 | Nakayama 中山 Nakayama, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4614, Japan |
| 861-4623 | Nakayokota 中横田 Nakayokota, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4623, Japan |
| 861-4609 | Nishisamano 西寒野 Nishisamano, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4609, Japan |
| 861-4633 | Nishiharu 西原 Nishiharu, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4633, Japan |
| 861-4603 | Nitago 仁田子 Nitago, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4603, Japan |
| 861-4608 | Higashisamano 東寒野 Higashisamano, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4608, Japan |
| 861-4611 | Funatsu 船津 Funatsu, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4611, Japan |
| 861-4615 | Furyo 府領 Furyo, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4615, Japan |
| 861-4602 | Midorimachi 緑町 Midorimachi, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4602, Japan |
| 861-4613 | Minamisanga 南三箇 Minamisanga, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4613, Japan |
| 861-4635 | Yasuhira 安平 Yasuhira, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4635, Japan |
| 861-4606 | Yokota 横田 Yokota, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4606, Japan |
| 861-3245 | Yoshida 吉田 Yoshida, Kosa-machi, Kamimashiki-gun, Kumamoto 861-3245, Japan |
| 861-4612 | Yomochi 世持 Yomochi, Kosa-machi, Kamimashiki-gun, Kumamoto 861-4612, 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.