 | This article relies largely or entirely on a single source. (October 2024) |
 | ||||
|---|---|---|---|---|
| 国道40号 | ||||
 | ||||
| Route information | ||||
| Length | 243.0 km[1] (151.0 mi) | |||
| Existed | 4 December 1952–present | |||
| Major junctions | ||||
| North end |  National Route 106 in Wakkanai | |||
| South end |    National Route 12 / National Route 39 / National Route 233 in Asahikawa | |||
| Location | ||||
| Country | Japan | |||
| Major cities | Shibetsu Nayoro Teshio | |||
| Highway system | ||||
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National Route 40 (国道40号, Kokudō yonjū-gō) is a national highway connecting Asahikawa and Wakkanai in Hokkaidō, Japan.
- ^ "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 19 February 2020.