Japan-Places.com has listed approx 4 Electrical substations in Minamiuonuma District. Some of the Top rated Electrical substations in Minamiuonuma District are- Tohokudenryoku Network Echigonakazato Substation, 東日本旅客鉄道(株)越後中里き電区分所, Higashinihonryokakutetsudotsuchidaru Substation & 東日本旅客鉄道(株)新万太郎補助き電区分所.