List of All Postal Codes in Koushi | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 861-1100 | Ikanikeisaiganaibaai | Kumamoto Prefecture |
| 861-1103 | Nonoshima | Kumamoto Prefecture |
| 861-1104 | Miyoshi | Kumamoto Prefecture |
| 861-1105 | Wabu | Kumamoto Prefecture |
| 861-1111 | Kaminosho | Kumamoto Prefecture |
| 861-1112 | Kikudomi | Kumamoto Prefecture |
| 861-1113 | Sakae | Kumamoto Prefecture |
| 861-1114 | Takaba | Kumamoto Prefecture |
| 861-1115 | Toyoka | Kumamoto Prefecture |
| 861-1116 | Fukuhara | Kumamoto Prefecture |