Explore details about location 国道４９８号. 国道４９８号 is a location situated within the 佐世保市 alongside other areas such as 佐世保日野松浦線, 佐世保日野松浦線, 国道３５号. Additionally, some smaller parts of 国道４９８号 include specific areas like 佐世保世知原線, 国道２０４号 adding to the diversity of its landscape.