There are a number of special routes of U.S. Route 85. These special routes connect U.S. Route 85 to downtown areas, bypass city centers or provide alternate routes around an area.
U.S. Route 85 Business in Fort Lupton, Colorado is a business spur that follows SH 52 east from US 85 to Denver Avenue, then turns north onto Denver Ave. and ends at Weld County Road 16 north of town.
U.S. Route 85 Business in Platteville, Colorado is a business spur that goes from the intersection with Weld County Road 28 south of town to US 85 in north Platteville.
U.S. Route 85 Business in Greeley, Colorado is a business route that begins at the Garden City Connector in Evans, Colorado, and runs north into Greeley. At 23rd Street, it joins 8th Avenue and heads north until it terminates at US 85 at the northeast edge of the city.
U.S. Route 85 Business in Torrington, Wyoming is a route that goes through the southern highway commercial area of Torrington. It was established in 2014 when US 85 was realigned to an overpass over the UPRR/BNFF mainline railway. It terminates at the US 26/US 85 concurrency just south of the downtown area.
U.S. Route 85 Truck (US 85 Truck) is a truck route that travels from the downtowns of Lead and Deadwood, South Dakota, and is entirely concurrent with US 14 Alternate (US 14 Alt.).
U.S. Route 85 Business in Watford City, North Dakota is a route that goes into the downtown area of Watford City.
U.S. Route 85 Business in Alexander, North Dakota is a route that goes into the downtown area of Alexander.
U.S. Route 85 Business (US 85) is a business route of US 85 in Williston, North Dakota. It went into the downtown area of Williston. This route is now US 2 Bus.