A
- (Kiso-gun) Agematsu
- (Kamiminochi-gun) Arasebara
- (Suzaka-shi) Ainoshima
- (Minamisaku-gun) Anabara
- (Saku Shi) Arakoda
- (Ueda Shi) Anazawa
- (Ueda Shi) Akasaka
- (Chiisakata-gun) Araya
- (Matsumoto Shi) Akanuta
- (Chikuma Shi) Arayama
- (Nagano Shi) Akanoda
- (Nagano Shi) Asakawa-ichinose
- (Nagano Shi) Akasaka
- (Ōmachi-shi) Aigawa
- (Higashichikuma Gun) Akamatsu
- (Kitaazumi Gun) Araya
- (Minamisaku-gun) Azusayama
- (Matsumoto Shi) Aida
- (Shimoina-gun) Ajima
- (Komagane-shi) Akaho
- (Shimotakai-gun) Akashi
- (Matsumoto Shi) Akamatsu
- (Azumino-Shi) Akashina-nakagawate
- (Chiisakata-gun) Aoki
- (Azumino-Shi) Aokemi
- (Nagano Shi) Aokijimamachi-Aokijima
- (Ōmachi-shi) Aoku
- (Matsumoto Shi) Asama-onsen
- (Kitasaku-gun) Ashida
- (Shimoina-gun) Awano