| Locality | Postal Code |
|---|---|
| Saijocho (沼津市) | 410-0804 |
| Saiwaicho (沼津市) | 410-0862 |
| Sammaibashi (沼津市) | 410-0031 |
| Sammaibashicho (沼津市) | 410-0037 |
| Sannodai (沼津市) | 410-0035 |
| Satsukicho (沼津市) | 410-0044 |
| Sawadacho (沼津市) | 410-0052 |
| Sembon (沼津市) | 410-0867 |
| Sembongorin (沼津市) | 410-0849 |
| Sembon Higashicho (沼津市) | 410-0846 |
| Sembon Midoricho (沼津市) | 410-0855 |
| Sembon Minatomachi (沼津市) | 410-0845 |
| Sembon Nakacho (沼津市) | 410-0847 |
| Sembon Nishicho (沼津市) | 410-0848 |
| Sembon Tokiwacho (沼津市) | 410-0854 |
| Sengencho (沼津市) | 410-0886 |
| Shige (沼津市) | 410-0106 |
| Shimogawaracho (沼津市) | 410-0841 |
| Shimohoncho (沼津市) | 410-0885 |
| Shimoitchoda (沼津市) | 410-0863 |
| Shimokanuki (沼津市) | 410-0822 |
| Shimonakamizo (沼津市) | 410-0867 |
| Shincho (沼津市) | 410-0895 |
| Shinjukucho (沼津市) | 410-0048 |
| Shinsawadacho (沼津市) | 410-0003 |
| Shiroganecho (沼津市) | 410-0805 |