The following highways are numbered 3, H-3, PRI-3, AH3, E03 and R3. For roads numbered A3, see A3 roads. For roads numbered M3, see M3. For roads numbered N3, see N3. For roads numbered 3A, see 3A.
International Asian Highway 3 European route E03 European route E003 Tripoli – Cape Town Highway
Albania A3 motorway (Albania) SH-3 Road in Albania from Kapshtice to Tirana.
Argentina National Route 3
Australia New South Wales A3 (Sydney)
Northern Territory (Northern Territory)
Queensland M3/A3 (Brisbane) Burnett Highway (Queensland) State Route 3 (Queensland) – Isis Highway
South Australia Cross Road
Tasmania Tasman Highway
Victoria
Eastern Freeway (Melbourne) EastLink (Melbourne) (Toll) Frankston Freeway
Nepean Highway
Western Australia State Route 3 (Western Australia) – Reid Highway and Roe Highway
Austria Südost Autobahn
Belgium R3 (ring road)
Bolivia National Route 3 (Bolivia)
Bulgaria Републикански път I-3 Struma motorway (A3/E79)
Myanmar National Highway 3 (Myanmar)
Cambodia National Highway 3 (Cambodia)
Canada Alberta Highway 3 (Crowsnest Highway) British Columbia Highway 3 (Crowsnest Highway) Manitoba Highway 3 New Brunswick Route 3 Newfoundland and Labrador Route 3 Nova Scotia Trunk 3 Ontario Highway 3 Prince Edward Island Route 3 Quebec Route 3 (former) Saskatchewan Highway 3 Yellowknife Highway (Northwest Territories Highway 3) Yukon Highway 3
China G3 Expressway
Costa Rica National Route 3
Cuba Autopista A3 Highway I–3 Highway 1–I–3 Highway 2–I–3 Highway 3–I–3 Highway 4–I–3
Czech Republic D3 motorway I/3 Highway (in Czech)
Djibouti RN-3 (Djibouti)
Dominican Republic DR-3
Estonia Estonian national road 3
Eswatini MR3 road
Finland Finnish national road 3 Åland Islands Highway 3
Germany Bundesautobahn 3 Bundesstraße 3
Greece A3 motorway (also known as the E65 motorway) EO3 road
Hong Kong Route 3 (Hong Kong)
Hungary M3 motorway (Hungary) Main road 3 (Hungary)
India National Highway 3 (India) National Highway 3 (India, old numbering)
Indonesia Indonesian National Route 3
Iran
Freeway 3 (Iran)
Iraq Highway 3 (Iraq)
Ireland M3 motorway (Republic of Ireland) N3 road (Ireland)
Israel Highway 3 (Israel)
Italy Autostrada A3 RA 3
Japan
(branch of the Kyushu Expressway) Route 3 (Shuto Expressway) in the Shibuya area of Tokyo Route 3 (Nagoya Expressway) Kobe Route
Kazakhstan A3 highway (Kazakhstan)
Korea, South National Route 35
Laos R3A highwayhttps://www.bangkokpost.com/news/special-reports/1180397/against-the-flow Retrieved 15 January 2017. "On the other hand, the income of Thai compost producers is declining as several key ingredients, including durian husk and other fruit peels, are being bought off and sent on transport trucks bound to China via Laos' R3A highway."
Malaysia
Malaysia Federal Route 3 Kempas Highway, Jalan Datin Halimah Malacca State Route M3 (Jalan Datuk Wira Poh Ah Tiam, Jalan Lorong Pandan)
Mexico Mexican Federal Highway 3
Moldova Magistrala 3 Road 3
New Zealand New Zealand State Highway 3 New Zealand State Highway 3A
Nigeria A3 highway (Nigeria)
Oman Route 3 (Oman)
Paraguay National Route 3
Philippines Circumferential Road 3 Radial Road 3 N3 highway (Philippines) E3 expressway (Philippines)
Poland Autostrada A3 (planned 1993-2001; unbuilt) Expressway S3 National road 3
Romania Drumul Naţional 3 Autostrada A3
Russia M3 highway (Russia)
Sri Lanka
Colombo-Puttalam Road Colombo–Katunayake Expressway
South Africa N3 (South Africa) M3 (Cape Town) M3 (Pretoria)
Taiwan (Republic of China) Freeway 3 (Taiwan) Provincial Highway 3 (Taiwan)
Thailand Thailand Route 3 (Sukhumvit Road)
Turkey , a motorway in Turkey running from Edirne to Istanbul.
United Kingdom M3 motorway (Great Britain) A3 road (Great Britain) M3 motorway (Northern Ireland) A3 road (Northern Ireland)
United States Interstate 3 (former proposal) Interstate A-3 (unsigned) Interstate H-3 Interstate PR-3 (unsigned) U.S. Route 3 New England Interstate Route 3 (former) Alabama State Route 3 County Route 3 (Lee County, Alabama) Alaska Route 3 Arkansas Highway 3 California State Route 3 County Route A3 (California) County Route D3 (California) County Route E3 (California) County Route G3 (California) County Route J3 (California) County Route N3 (California) County Route R3 (California) County Route S3 (California) Colorado State Highway 3 Connecticut Route 3 Delaware Route 3 Florida State Road 3 Florida State Road 3A (pre-1945) (former) County Road 3 (Brevard County, Florida) County Road 3 (Volusia County, Florida) Georgia State Route 3 Georgia State Route 3N (former) Georgia State Route 3S (Thomaston) (former) Georgia State Route 3W (Albany 1946–1957) (former) Georgia State Route 3W (Albany 1960–1973) (former) Georgia State Route 3W (Thomaston) (former) Georgia State Route 3W (Atlanta–Marietta 1937–1946) (former) Georgia State Route 3W (Atlanta–Marietta 1954–1955) (former) Georgia State Route 3E (Thomaston) (former) Georgia State Route 3E (Atlanta–Marietta) (former) Idaho State Highway 3 Illinois Route 3 Indiana State Road 3 Iowa Highway 3 K-3 (Kansas highway) Kentucky Route 3 Louisiana Highway 3 Louisiana State Route 3 (former) Maine State Route 3 Maryland Route 3 Massachusetts Route 3 M-3 (Michigan highway) Minnesota State Highway 3 County Road 3 (Anoka County, Minnesota) County Road 3 (Chisago County, Minnesota) County Road 3 (Goodhue County, Minnesota) County Road 3 (Hennepin County, Minnesota) County Road 3 (Ramsey County, Minnesota) County Road 3 (St. Louis County, Minnesota) Mississippi Highway 3 Missouri Route 3 Missouri Route 3 (1922) (former) Montana Highway 3 Nebraska Highway 3 (former) Nevada State Route 3 (former) New Jersey Route 3 County Route 3 (Monmouth County, New Jersey) County Route 3A (Monmouth County, New Jersey) County Route 3 (Ocean County, New Jersey) New York State Route 3 New York State Route 3A (1930–1932) (former) New York State Route 3A (1932–1935) (former) New York State Route 3B (1930–1932) (former) New York State Route 3B (1932–1935) (former) New York State Route 3C (1930–1932) (former) New York State Route 3C (1932–1935) (former) New York State Route 3D (1931–1932) (former) New York State Route 3D (1932–1935) (former) New York State Route 3E (1930–1932) (former) New York State Route 3E (1932–1935) (former) New York State Route 3F (1931–1932) (former) New York State Route 3F (1932–1935) (former) New York State Route 3G (former) County Route 3 (Allegany County, New York) County Route 3 (Cattaraugus County, New York) County Route 3 (Chemung County, New York) County Route 3 (Dutchess County, New York) County Route 3 (Genesee County, New York) County Route 3 (Greene County, New York) County Route 3 (Jefferson County, New York) County Route 3 (Livingston County, New York) County Route 3 (Montgomery County, New York) County Route 3 (Niagara County, New York) County Route 3 (Oneida County, New York) County Route 3 (Ontario County, New York) County Route 3 (Oswego County, New York) County Route 3 (Otsego County, New York) County Route 3 (Rensselaer County, New York) County Route 3 (Schoharie County, New York) County Route 3 (Schuyler County, New York) County Route 3 (St. Lawrence County, New York) County Route 3 (Steuben County, New York) County Route 3 (Suffolk County, New York) County Route 3 (Westchester County, New York) North Carolina Highway 3 North Dakota Highway 3 Ohio State Route 3 Oklahoma State Highway 3 Oklahoma State Highway 3E Oklahoma State Highway 3W Oregon Route 3 Pennsylvania Route 3 Rhode Island Route 3 South Carolina Highway 3 Tennessee State Route 3 Texas State Highway 3 Texas State Highway Loop 3 (former) Texas State Highway Spur 3 Texas Farm to Market Road 3 Texas Park Road 3 Utah State Route 3 (former) Vermont Route 3 Virginia State Route 3 Washington State Route 3 Primary State Highway 3 (Washington) (former) West Virginia Route 3
Territories Guam Highway 3 Interstate PR-3 (unsigned) Puerto Rico Highway 3 Puerto Rico Highway 3R
Uruguay Route 3 Gral. José Artigas
Zambia T3 road (Zambia) M3 road (Zambia)
See also List of highways numbered 3A List of highways numbered 3B List of highways numbered 3C List of highways numbered 3E List of highways numbered 3G
References