| Postal Code | Area | |
|---|---|---|
| 255-0001 | Koma (高麗) | View |
| 255-0002 | Higashicho (東町) | View |
| 255-0003 | Oiso (大磯) | View |
| 255-0004 | Higashikoiso (東小磯) | View |
| 255-0005 | Nishikoiso (西小磯) | View |
| 259-0101 | Terasaka (寺坂) | View |
| 259-0102 | Ikusawa (生沢) | View |
| 259-0103 | Mushikubo (虫窪) | View |
| 259-0104 | Nishikubo (西久保) | View |
| 259-0105 | Kuroiwa (黒岩) | View |
| 259-0111 | Kokufuhongo (国府本郷) | View |
| 259-0112 | Kokufushinshuku (国府新宿) | View |
| 259-0113 | Ishigamidai (石神台) | View |
| 259-0114 | Gakkyo (月京) | View |