| U.S. Route 42 | |||||||
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| Route information | |||||||
| Length: | 355 mi (571 km) | ||||||
| Existed: | 1926 – present | ||||||
| Major junctions | |||||||
| West end: |
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| North end: |
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| Location | |||||||
| States: | Kentucky, Ohio | ||||||
| Highway system | |||||||
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