Explore details about location 国道２号. 国道２号 is a location situated within the 周南市 alongside other areas such as 国道２号, 山陽自動車道, 徳山光線. Additionally, some smaller parts of 国道２号 include specific areas like 下松新南陽線, 徳山新南陽線, 山陽自動車道 adding to the diversity of its landscape.