3994
The longest road in America has one end in Oregon, in Newport. It goes by many local names across the width of the State: SW 4th Avenue in Ontario, NE Greenwood Avenue in Bend, Main Street in Sweet Home and Lebanon, SE Santiam Blvd in Albany, SW Philomath Blvd in Corvallis, and Main Street again in Philomath.When it enters Newport, it becomes East Olive Street before it ends at Hwy 101. If you're in the mind to wander down a long road, though, there's a sign there that invites you to try:
In the interests of symmetry, there's a similar sign at the other end of the road: Kenmore Square, Boston, near Fenway Park, has a sign that will tell you it's 3,365 miles to Newport, Oregon.
We're fair that way in America.