Route 20, or Highway 20, may refer to: International European route E20 Australia Sturt Highway (NSW/VIC/SA) Yarra Bank Highway Brazil BR-020 Canada Alberta Highway 20 British Columbia Highway 20 Manitoba Highway 20 New Brunswick Route 20 (former) Newfoundland and Labrador Route 20 Ontario Highway 20 Prince Edward Island Route 20 Quebec Autoroute 20 Saskatchewan Highway 20 China G20 Expressway Czech Republic I/20 Highway; Czech: Silnice I/20 Ecuador Ecuador Highway 20 India National Highway 20 (India) Israel Ayalon Highway Italy Autostrada A20 Ireland M20 motorway (Ireland) N20 road (Ireland) Japan Japan National Route 20 Chūō Expressway Korea, South Iksan–Pohang Expressway National Route 20 Gukjido 20 New Zealand New Zealand State Highway 20 (Auckland Southwestern Motorway) New Zealand State Highway 20A New Zealand State Highway 20B Paraguay National Route 20 Turkey , a motorway in Turkey as the ring road in Ankara. United Kingdom British A20 (London-Dover) British M20 (Swanley-Folkestone) A20 road (Northern Ireland) United States Interstate 20 U.S. Route 20 U.S. Route 20N (former) U.S. Route 20S (former) New England Route 20 (former) Alabama State Route 20 Arkansas Highway 20 California State Route 20 County Route A20 (California) County Route E20 (California) County Route G20 (California) County Route J20 (California) County Route S20 (California) Connecticut Route 20 Delaware Route 20 Florida State Road 20 Georgia State Route 20 Georgia State Route 20 (former) Georgia State Route 20 (former) Illinois Route 20 (former) K-20 (Kansas highway) Kentucky Route 20 Louisiana Highway 20 Louisiana State Route 20 Maryland Route 20 Massachusetts Route 20 M-20 (Michigan highway) Minnesota State Highway 20 County Road 20 (Goodhue County, Minnesota) Missouri Route 20 Nevada State Route 20 (former) New Jersey Route 20 County Route 20 (Monmouth County, New Jersey) New Mexico State Road 20 New York State Route 20 (1924–1927) (former) New York State Route 20N (former) New York State Route 20SY (former) County Route 20 (Allegany County, New York) County Route 20 (Clinton County, New York) County Route 20 (Columbia County, New York) County Route 20 (Delaware County, New York) County Route 20 (Dutchess County, New York) County Route 20 (Genesee County, New York) County Route 20 (Livingston County, New York) County Route 20 (Niagara County, New York) County Route 20 (Ontario County, New York) County Route 20 (Orange County, New York) County Route 20 (Oswego County, New York) County Route 20 (Otsego County, New York) County Route 20 (Putnam County, New York) County Route 20