| North Dakota Highway 3 | ||||
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| Route information | ||||
| Maintained by NDDOT | ||||
| Length: | 247.530 mi (398.361 km) | |||
| Existed: | 1939 – present | |||
| Major junctions | ||||
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| North end: |
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| Highway system | ||||
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North Dakota Highway 3 is a major north–south highway in North Dakota. It runs from Manitoba Highway 10 at the International Peace Garden to South Dakota Highway 45 south of Ashley.