The following highways are numbered 146:
Brazil BR-146
Canada Prince Edward Island Route 146
Costa Rica National Route 146
France Route nationale 146
India National Highway 146 (India)
Japan Japan National Route 146 Fukuoka Prefectural Route 146 Nara Prefectural Route 146
Malaysia Malaysia Federal Route 146
United Kingdom road B146 road
United States Alabama State Route 146 Arkansas Highway 146 California State Route 146 Connecticut Route 146 Florida State Road 146 (former) County Road 146 (Hamilton County, Florida) County Road 146 (Jefferson County, Florida) County Road 146 (Leon County, Florida) County Road 146 (Madison County, Florida) Georgia State Route 146 Illinois Route 146 Indiana State Road 146 (former) Iowa Highway 146 K-146 (Kansas highway) Kentucky Route 146 Louisiana Highway 146 Maine State Route 146 Maryland Route 146 Massachusetts Route 146 M-146 (Michigan highway) (former) Missouri Route 146 Nevada State Route 146 New Mexico State Road 146 New York State Route 146 County Route 146 (Cayuga County, New York) County Route 146 (Onondaga County, New York) County Route 146 (Seneca County, New York) North Carolina Highway 146 Ohio State Route 146 Oklahoma State Highway 146 Pennsylvania Route 146 Rhode Island Route 146 South Carolina Highway 146 Tennessee State Route 146 Texas State Highway 146 Texas State Highway Loop 146 (former) Texas State Highway Spur 146 Farm to Market Road 146 Utah State Route 146 (1933–2014) (former) Virginia State Route 146 Virginia State Route 146 (1933-1949) (former) Wisconsin Highway 146
Territories Puerto Rico Highway 146
See also List of highways numbered 146A