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 32 spur of SR-151 to SR-35 in Francis became State Route 89. SR-151's east end was moved to Francis in 1953, absorbing SR-89. When US-189 was created in 1938, it overlapped US-40 between Heber and Kimball Junction, but it was soon modified to leave US-40 at Hailstone and follow what is now all SR-32 through Kamas to Wanship. For a time, US-189 was moved back to the 1938 routing, with US-189 Alternate on the Kamas route, but by the 1977 renumbering it was back in Kamas, eliminating SR-151 and truncating SR-35. The Utah Department of Transportation (UDOT) built a relocation of