Route 20 Route 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png Wikipedia article on Route 20 the nation’s longest highway https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png Wikipedia U.S. Route 20 - Wikipedia US 20 the nation’s longest highway https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png (Route 20) US 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png US 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png US 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png US 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png U.S. Route 20 U.S. Route 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png English U.S. Route 20 U.S. Route 20 US Highway 20 U.S. Route 20 Wikipedia highway 20) U.S. Route 20 U.S. Route 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png en https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png (Route 20) English US 20 U.S. Route 20 U.S. Route 20 US 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png U.S. Route 20 http://en.wikipedia.org/wiki/U.S._Route_20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png https://en.wikipedia.org/wiki/U.S._... https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png U.S. Route 20 US 20 U.S. Route 20 http://en.wikipedia.org/wiki/U.S._Route_20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png English Wikipedia US Route 20 Wikipedia U.S. Route 20 the nation’s longest highway http://en.wikipedia.org/wiki/U.S._Route_20 U.S. Route 20 3,365 miles U.S. Route 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png US Route 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png US Route 20 Wikipedia U.S. 20 http://en.wikipedia.org/wiki/U.S._Route_20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png U.S. Route 20 U.S. Route 20 U.S. Route 20 U.S. Route 20 U.S. Route 20 U.S. Route 20 US 20 US 20 https://en.wikipedia.org/wiki/U.S._R...:US_20_map.png US 20 U.S. Route 20 US Rt. 20