National Route 337
国道337号
Route information
Length	92.4 km[1] (57.4 mi)
Location
Country	Japan
Highway system
National highways of Japan Expressways of Japan
←National Route 336 →National Route 338

National Route 337 is anational highway ofJapan connectingChitose, Hokkaidō andOtaru, Hokkaidō in Japan, with a total length of 92.4 km (57.41 mi).

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