The following highways are numbered 31: International Asian Highway 31 European route E31 Australia Hume Highway Hume Motorway Hume Freeway - South Australia Gorge Road Little Para Road South Para Road Lyndoch Valley Road Austria Burgenland Schnellstraße Ybbstal Straße Burma National Highway 31 (Burma) Canada Alberta Highway 31 British Columbia Highway 31 Manitoba Highway 31 Ontario Highway 31 (former, now Ottawa Road 31) Quebec Autoroute 31 Saskatchewan Highway 31 Czech Republic part of I/31 Highway; Czech: Silnice I/31 France A31 autoroute Germany Bundesautobahn 31 Bundesstraße 31 Iceland Route 31 (Iceland) India Iran Road 31 Ireland N31 road (Ireland) Israel Highway 31 (Israel) Italy Autostrada A31 (Italy) Japan Japan National Route 31 Hiroshima-Kure Road Korea, South National Route 31 Netherlands A31 motorway (Netherlands) New Zealand New Zealand State Highway 31 South Africa M31 road (Johannesburg) Sri Lanka A31 highway (Sri Lanka) Thailand Thailand Route 31 (Vibhavadi Rangsit Road) Turkey , a motorway in Turkey running from İzmir to Aydın. United Kingdom British A31 (Bere Regis-Guilford) A31 road (Isle of Man) United States Interstate 31 (former proposal) U.S. Route 31 U.S. Route 31W U.S. Route 31E Arkansas Highway 31 California State Route 31 County Route J31 (California) County Route S31 (California) Connecticut Route 31 Florida State Road 31 Georgia State Route 31 Hawaii Route 31 Idaho State Highway 31 Illinois Route 31 Iowa Highway 31 K-31 (Kansas highway) Louisiana Highway 31 Maryland Route 31 Massachusetts Route 31 M-31 (Michigan highway) (former) Minnesota State Highway 31 County Road 31 (Anoka County, Minnesota) County Road 31 (Dakota County, Minnesota) County Road 31 (Hennepin County, Minnesota) County Road 31 (Ramsey County, Minnesota) Missouri Route 31 Nebraska Highway 31 Nevada State Route 31 (former) New Hampshire Route 31 New Jersey Route 31 County Route 31 (Bergen County, New Jersey) County Route S31 (Bergen County, New Jersey) County Route 31 (Monmouth County, New Jersey) County Route 31 (Ocean County, New Jersey) New Mexico State Road 31 New York State Route 31 New York State Route 31F County Route 31 (Dutchess County, New York) County Route 31 (Franklin County, New York) County Route 31 (Greene County, New York) County Route 31 (Livingston County, New York) County Route 31 (Montgomery County, New York) County Route 31 (Niagara County, New York) County Route 31 (Orleans County, New York) County Route 31 (Otsego County, New York) County Route 31 (Suffolk County, New York) County Route 31 (Ulster County, New York) County