Washington State Route 548

State Route 548 (SR 548) is a 13.85-mile-long (22.29 km) state highway serving Whatcom County in the U.S. state of Washington. The highway travels northwest between two interchanges with Interstate 5 (I-5) north of Ferndale and in Blaine. SR 548 in Blaine, named Peace Portal Drive, follows the route of the Pacific Highway, later U.S. Route 99 (US 99) and Primary State Highway 1 (PSH 1). US 99 was decommissioned during the 1964 highway renumbering and the highway was maintained by Whatcom County until it was designated as SR 548 in 1991.

Washington State Route 548

State Route 548 (SR 548) is a 13.85-mile-long (22.29 km) state highway serving Whatcom County in the U.S. state of Washington. The highway travels northwest between two interchanges with Interstate 5 (I-5) north of Ferndale and in Blaine. SR 548 in Blaine, named Peace Portal Drive, follows the route of the Pacific Highway, later U.S. Route 99 (US 99) and Primary State Highway 1 (PSH 1). US 99 was decommissioned during the 1964 highway renumbering and the highway was maintained by Whatcom County until it was designated as SR 548 in 1991.