Explore details about location 上五十沢横内線. 上五十沢横内線 is a location situated within the 村山市 alongside other areas such as 東根尾花沢線, 上五十沢横内線, 尾花沢関山線. Additionally, some smaller parts of 上五十沢横内線 include specific areas like 尾花沢関山線 adding to the diversity of its landscape.