 | This article relies largely or entirely on a single source. (October 2024) |
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|---|---|---|---|---|
| 国道143号 | ||||
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| Route information | ||||
| Length | 51 km[1] (32 mi) | |||
| Existed | 1953–present | |||
| Major junctions | ||||
| West end |   National Route 19 / National Route 158 in Matsumoto, Nagano | |||
| East end |  National Route 18 in Ueda, Nagano | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 143 is a national highway of Japan connecting Matsumoto, Nagano and Ueda, Nagano in Japan, with a total length of 51 km (32 mi).
- ^ "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.