Utah State Route 201 to connect to North Temple). In 1939, the state legislature designated State Route 201, running west on 2100 South from State Street (US-40/US-91) to US-50 (9180 West) in Magna. By 1954, US-50 was moved south to an alignment through central Utah, the old routing mostly replaced by US-50 Alternate (US-50A). However, US-50A was placed in Salt Lake City on 2100 South west of State Street, replacing the SR-201 designation. By 1965, US-40 was realigned along Foothill Drive (then US-40A), the Utah Highway Department believing the Foothill route was more direct in connecting with North Temple toward the airport. US-40A was
Utah State Route 180 County, parallel to the main north-south thoroughfare, US-89 / US-91 (designated as Route 1 by the state legislature). State Route 180 was established in 1961 to serve as a connector between the new interstate and Route 1. The route has remained unchanged since then, undergoing only wording changes in the description to accommodate the realignment of Route 1 to the interstate, and its subsequent renumbering. Utah State Route 180 State Route 180 (SR-180) is a state highway in the U.S. state of Utah. Spanning just , it serves as a connector between Interstate 15 and US-89 (State Street) in the