M
- (Nagaoka Shi) Moriage
- (Tōkamachi-shi) Matsunoyama-ikagodaira
- (Tōkamachi-shi) Matsunoyama-higashikawa
- (Tōkamachi-shi) Matsunoyama-yumoto
- (Tōkamachi-shi) Matsunoyama-kurokura
- (Tōkamachi-shi) Matsunoyama-kotani
- (Tōkamachi-shi) Murojima
- (Uonuma Shi) Myōjin
- (Nagaoka Shi) Muguradani
- (Nagaoka Shi) Matsuo
- (Tōkamachi-shi) Myōgayama
- (Nagaoka Shi) Maejimamachi
- (Nagaoka Shi) Mitsugōyamachi
- (Nagaoka Shi) Minamishinbomachi
- (Kashiwazaki Shi) Morichika
- (Kashiwazaki Shi) Miyabara
- (Kashiwazaki Shi) Miyagawa-shinden
- (Itoigawa Shi) Mizoo
- (Itoigawa Shi) Maseguchi
- (Itoigawa Shi) Momogawa
- (Niigata Shi) Myōgadani
- (Minamiōnuma-gun) Mikuni
- (Higashikambara-gun) Marubuchi
- (Higashikambara-gun) Mizusawa
- (Myoko-shi) Miyauchi
- (Kitakambara-gun) Mano
- (Niigata Shi) Matsuhama
- (Higashikambara-gun) Muroya
- (Gosen Shi) Maruta
- (Gosen Shi) Matsuno