List of highways numbered 2
The following highways are numbered 2. For roads numbered A2, see list of A2 roads. For roads numbered B2, see list of B2 roads. For roads numbered M2, see list of M2 roads. For roads numbered N2, see list of N2 roads.
International
- Asian Highway 2, an international road from Indonesia to Iran
- European route E2
- European route E002
- Trans-Sahara Highway
Albania
- SH-2 Highway in Albania from Tirana to Durrës.
Australia
- M2 Hills Motorway
- Tullamarine Freeway
- Ipswich Motorway
- Southern Expressway
- State Route 2 – Mitchell Freeway, Kwinana Freeway, and Forrest Highway
- Warrego, Landsborough, and Barkly Highways
- Windsor Road
- Gold Coast Highway
- Bass Highway, Tasmania
Austria
- Süd Autobahn
Bangladesh
- N2 - Dhaka–Sylhet Highway
Belarus
- M2 highway
Belgium
- R2 road
Bulgaria
- Републикански път I-2/Route 2
- Автомагистрала „Хемус“
Burma
- National Highway 2
Cambodia
- National Highway 2
Canada
- Alberta Highway 2
- British Columbia Highway 2
- Manitoba Highway 2
- New Brunswick Route 2
- Newfoundland and Labrador Route 2
- Northwest Territories Highway 2
- Nova Scotia Trunk 2
- Ontario Highway 2
- Prince Edward Island Route 2
- Quebec Route 2
- Saskatchewan Highway 2
- Yukon Highway 2
China
- G2 Expressway
Congo, Democratic Republic of the
- National Road No. 2
Costa Rica
- National Route 2
Czech Republic
- D2 from Brno to Bratislava in Slovakia
- :cz:silnice I/2|I/2 Highway
Djibouti
- National Highway 2
France
- Route nationale 2
Germany
- Bundesautobahn 2
- Bundesstraße 2
Greece
- Εθνική Οδός 2
- Εγνατία Οδός
Hong Kong
- Route 2
Hungary
- M2 expressway
- Main road 2
India
Indonesia
- Indonesian National Route 2
Iran
- Freeway 2
Iraq
- Highway 2
Israel
- Highway 2
Japan
- *
- *
- Route 2 in Tokyo
- Route 2
- Route 2 in Osaka
Korea, South
- National Route 2
Malaysia
- Malaysia Federal Route 2
Mexico
- Mexican Federal Highway 2
Moldova
- National Road 2
- * Magistrala 2 is a national road with highway status. This route leaves Chișinău, via Orhei and the route arrive arrive at Soroca, on the border with Ukraine
Netherlands
- Rijksweg 2
New Zealand
- New Zealand State Highway 2
Paraguay
- National Route 2
Peru
- Peru Highway 2
Philippines
- Circumferential Road 2
- Radial Road 2
- N2 highway
- E2 expressway
Poland
- National road 2
- Motorway of Freedom
- expressway S2, Southern Warsaw Bypass
Romania
- National Road 2
- * DN2A
- * DN2B
- Autostrada Soarelui
Russia
- M2 highway
Senegal
- N2 road
Sri Lanka
- A2 highway | Galle Road
- Colombo Inter-provincial Orbital Router
Taiwan
- Freeway 2
- Provincial Highway 2
Thailand
- Thailand Route 2
Turkey
- , a motorway in Turkey as the outer half ring road in Istanbul.
United Kingdom
- M2 motorway
- A2 road
United States
- Interstate 2
- Interstate A-2
- Interstate H-2
- Interstate PR-2
- U.S. Route 2
- * U.S. Route 2N
- * U.S. Route 2S
- New England Interstate Route 2
- Alabama State Route 2
- Alaska Route 2
- Arkansas Highway 2
- California State Route 2
- Colorado State Highway 2
- Connecticut Route 2
- Delaware Route 2
- Florida State Road 2
- Georgia State Route 2
- Illinois Route 2
- Indiana State Road 2
- Iowa Highway 2
- K-2
- Kentucky Route 2
- Louisiana Highway 2
- Maryland Route 2
- Massachusetts Route 2
- County Road 2
- * County Road 2
- * County Road 2
- * County Road 2
- * County Road 2
- Mississippi Highway 2
- * Missouri Route 2
- * Missouri Route 2
- Montana Highway 2
- Nebraska Highway 2
- Nevada State Route 2
- * Nevada State Route 2A
- * Nevada State Route 2B
- * Nevada State Route 2C
- New Jersey Route 2
- * New Jersey Route 2N
- * County Route 2
- New Mexico State Road 2
- New York State Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- * County Route 2
- North Carolina Highway 2
- Ohio State Route 2
- Oklahoma State Highway 2
- Oregon Route 2
- Pennsylvania Route 2
- Rhode Island Route 2
- South Carolina Highway 2
- Tennessee State Route 2
- Texas State Highway 2
- * Texas State Highway Loop 2
- * Texas Farm to Market Road 2
- * Texas Park Road 2
- * Texas Recreational Road 2
- Utah State Route 2
- Vermont Route 2A
- * Vermont Route 2B
- Virginia State Route 2
- Washington State Highway 2
- West Virginia Route 2
Territories
- Guam Highway 2
- Interstate PR-2
- Puerto Rico Highway 2
- * Puerto Rico Highway 2R
Uruguay
- Route 2 Grito de Asencio