- Sadachō-yoshino
- Saigō
- Sakane
- Sakaurachō
- Sakedani
- Saki
- Sambuichi
- Sanbechō-ikeda
- Sanbechō-koyahara
- Sanbechō-shigaku
- Sandebara
- Sano
- Sasagatani
- Satogata
- Seimi
- Senbon
- Shimanechō-nonami
- Shimanechō-tako
- Shimo-kōchi
- Shimo-kuchiba
- Shimo-satsume
- Shimo-tadokoro
- Shimokōchō
- Shimoyokota
- Shinjichō-shinji
- Shiro
- Shōbara
- Sotozonochō
- Sudani
- Sugahara