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 139 Utah State Route 139 Utah State Route 139 (SR-139) is a state highway in the state of Utah that connects U.S. Route 6 to State Route 157 in Carbon County. The route begins at US-6 south of Helper in Spring Glen as Spring Glen Road. Classified as a rural major collector, it crosses Spring Glen Creek as it heads north toward its northern terminus at SR-157, spanning a distance of . State Route 139 was originally established in 1933 as the road from former Route 8 (now US-6) west to Consumers, a distance of about . In 1969, SR-139 was