The following highways are numbered 175:
Canada Prince Edward Island Route 175 Quebec Route 175
Costa Rica National Route 175
Japan Japan National Route 175
Mexico Mexican Federal Highway 175
United Kingdom B175 road
United States Interstate 175 U.S. Route 175 Alabama State Route 175 Arkansas Highway 175 Arkansas Highway 175 Spur California State Route 175 Connecticut Route 175 Florida State Road 175 Georgia State Route 175 (former) Illinois Route 175 (former) Iowa Highway 175 K-175 (Kansas highway) Kentucky Route 175 Louisiana Highway 175 Maine State Route 175 Maryland Route 175 M-175 (Michigan highway) (former) Minnesota State Highway 175 Missouri Route 175 New Hampshire Route 175 New Hampshire Route 175A New Jersey Route 175 New Mexico State Road 175 New York State Route 175 New York State Route 175X North Carolina Highway 175 Ohio State Route 175 Tennessee State Route 175 Texas State Highway 175 Farm to Market Road 175 (Texas) Utah State Route 175 (former) Virginia State Route 175 Wisconsin Highway 175 Wyoming Highway 175 Territories Puerto Rico Highway 175