U.S. Route 20

U.S. Route 20 or U.S. Highway 20 (US 20) is an east–west United States highway that goes from  Newport, Oregon to Boston, Massachusetts. The highway is  long. It is the longest road in the United States.

There is a gap in the official signage of US 20 through Yellowstone National Park. The park uses unnumbered roads.

References

Category:U.S. Highways