S
- (Matsumoto Shi) Sasaga
- (Nagano Shi) Sakanaka
- (Nagano Shi) Shinkōmachi-takano
- (Nagano Shi) Shinkōmachi-yoshiwara
- (Kamiina-gun) Shinden
- (Kamiina-gun) Shimomura
- (Shiojiri-shi) Sōga
- (Higashichikuma Gun) Shimotakeda
- (Matsumoto Shi) Sawamura
- (Nagano Shi) Shinkōmachi-wakuike
- (Matsumoto Shi) Sogura
- (Ōmachi-shi) Sonebara
- (Higashichikuma Gun) Shimoikusaka
- (Nagano Shi) Shinshūshinmachi-nobushina
- (Nagano Shi) Shinshūshinmachi-sō
- (Nagano Shi) Shinshūshinmachi-hiharahigashi
- (Nagano Shi) Shinshūshinmachi-yamahokari
- (Komoro Shi) Shiono
- (Shimominochi-gun) Sakai
- (Shimotakai-gun) Sano
- (Nakano Shi) Shinbo
- (Nakano Shi) Sakurasawa
- (Minamisaku-gun) Shiraiwa
- (Minamisaku-gun) Shimoarai
- (Kitasaku-gun) Shiono
- (Kitasaku-gun) Seiman
- (Higashichikuma Gun) Sakakita
- (Ueda Shi) Sanadamachi-osa
- (Ueda Shi) Sanadamachi-soehi
- (Kitasaku-gun) Shiosawa