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 159 Utah State Route 159 State Route 159 (SR-159) is a state highway in west-central Utah that runs from the junction of SR-21 in Garrison to US-6/US-50 to the north near Border by the Nevada border. There are no junctions with any other state highways along SR-159. This short highway is mainly used as a cutoff for local Snake Valley residents between Garrison (and SR-21) and the main road in the valley, US-6/50. Motorists traveling from the south to the east, and vice versa, use the SR-159 cutoff. The road does "continue" north of US-6/50 as a dirt road, known commonly