| Locality | Post Code |
|---|---|
| Sakuramachi (白河市) | 961-0911 |
| Sambancho (白河市) | 961-0862 |
| Sambommatsu (白河市) | 961-0872 |
| Sambommatsuyama (白河市) | 961-0814 |
| Sekibe (白河市) | 961-0021 |
| Setohara (白河市) | 961-0822 |
| Shichibancho (白河市) | 961-0863 |
| Shimmichi (白河市) | 961-0037 |
| Shinike (白河市) | 961-0842 |
| Shinkuramachi (白河市) | 961-0933 |
| Shinnatsunashi (白河市) | 961-0024 |
| Shinshirakawa (白河市) | 961-0856 |
| Shintakayama (白河市) | 961-0853 |
| Shiojiyama (白河市) | 961-0986 |
| Shiraigake (白河市) | 961-0924 |
| Shiraigakeshita (白河市) | 961-0923 |
| Shirasaka (白河市) | 961-0835 |
| Shitamachi (白河市) | 961-0072 |
| Shitamachihigashi (白河市) | 961-0071 |
| Shobuzawa (白河市) | 961-0922 |
| Showamachi (白河市) | 961-0971 |
| Sokuzemmachi (白河市) | 961-0916 |
| Sotosuba (白河市) | 961-0062 |
| Sugodate (白河市) | 961-0811 |
| Taishin Denenchofu (白河市) | 969-0305 |
| Taishin Kamishinjo (白河市) | 969-0301 |