U.S. Route 101
The nearly highway's northern terminus is in Tumwater, Washington: the route remains along the Olympic Peninsula's coastal perimeter west, north, and east; the northernmost point on the highway is in Port Angeles. The southern terminus of US 101 is in Los Angeles at the East Los Angeles Interchange, the world's busiest freeway interchange.
Oregon Route 131
Oregon Route 131 (OR 131), known as the Netarts Highway No. 131 (see Oregon highways and routes), is a state highway in the U.S. state of Oregon. The route runs from the coastal community of Oceanside to an intersection with U.S. Route 101 (US 101) and OR 6 in Tillamook, Oregon. The highway is long. Netarts Highway No. 131 was established in 1940, and was designated OR 131 in 2002.