National Route 403 shield
National Route 403
国道403号
Map
R403 oguni.jpg
Route information
Length352.8 km[1] (219.2 mi)
Location
CountryJapan
Highway system
← National Route 402→ National Route 404

National Route 403 is a national highway of Japan connecting Chūō-ku, Niigata and Matsumoto, Nagano in Japan, with a total length of 352.8 km (219.22 mi).

References

  1. ^ "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture] (PDF) (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 12 February 2020.
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