| Locality | Post Code |
|---|---|
| Izumicho (三島市) | 411-0037 |
| Kamo (三島市) | 411-0023 |
| Kamogawacho (三島市) | 411-0034 |
| Kawaharagaya (三島市) | 411-0022 |
| Kayamachi (三島市) | 411-0845 |
| Kitatamachi (三島市) | 411-0854 |
| Kitazawa (三島市) | 411-0805 |
| Kiyozumicho (三島市) | 411-0844 |
| Kobaracho (三島市) | 411-0031 |
| Kotobukicho (三島市) | 411-0039 |
| Matsugaoka (三島市) | 411-0019 |
| Matsumoto (三島市) | 411-0822 |
| Midoricho (三島市) | 411-0848 |
| Minamicho (三島市) | 411-0842 |
| Minamifutsukamachi (三島市) | 411-0832 |
| Minamihoncho (三島市) | 411-0841 |
| Minamitamachi (三島市) | 411-0837 |
| Misono (三島市) | 411-0823 |
| Mitsuyashinden (三島市) | 411-0013 |
| Miyoshicho (三島市) | 411-0843 |
| Nagabuse (三島市) | 411-0824 |
| Naka (三島市) | 411-0833 |
| Nakajima (三島市) | 411-0814 |
| Nakatamachi (三島市) | 411-0838 |
| Nishiasahigaokacho (三島市) | 411-0030 |
| Nishihoncho (三島市) | 411-0847 |