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 203 Canyon. Part of Harrison Boulevard was first added to the state highway system in 1911 as what would become Utah State Route 39. State Route 39 originally ran east up 24th Street to Harrison Boulevard, then north along Harrison, then turning east on Valley Drive up Ogden Canyon. Later, in 1935, Harrison Boulevard south of SR-39 was added to the state highway system as Utah State Route 103, running from Route 39 (24th Street at the time) south to Route 5 (modern US-89). Harrison Boulevard north from SR-39 at Valley Drive to 2nd street was added in 1941 as Route