Route 12 or Highway 12 can refer to:

For a list of roads named A12, see A12 roads.

International

• Asian Highway 12

• European route E12

• European route E012

Argentina

• National Route 12

Australia

NSW

• M12 Motorway

NT

• Plenty Highway

VIC/SA

• Mallee Highway

• South Gippsland Highway

Austria

• Inntal Autobahn

Bulgaria

• Републикански път I-12

Canada

• Alberta Highway 12

• British Columbia Highway 12

• Manitoba Highway 12

• Nova Scotia Trunk 12

• Ontario Highway 12

• Prince Edward Island Route 12

• Quebec Route 12 (former)

• Saskatchewan Highway 12

China

• G12 Expressway

Cuba

• Highway 2–12

• Highway 4–12

Czech Republic

• I/12 Highway; Czech: Silnice I/12

Dominican Republic

• DR-12

Greece

• EO12 road

India

• National Highway 12 (India)

Iran

• Road 12

Iraq

• Highway 12 (Iraq)

Ireland

• N12 road (Ireland)

Israel

• Highway 12 (Israel)

Italy

• Autostrada A12

• RA 12

• State road 12

Japan

• Japan National Route 12

Korea, South

Expressway 12

• Muan–Gwangju Expressway

• Gwangju–Daegu Expressway

Malaysia

• Tun Razak Highway

• Jalan Changkat Keruing

New Zealand

• New Zealand State Highway 12

Nigeria

• A12 highway (Nigeria)

Pakistan

• M-12 motorway Sambrial-Kharian

Paraguay

• National Route 12

Poland

• Motorway A12 (former; 1986–2000/2001)

• Expressway S12

• National road 12

Romania

• DN12 - Drumul Național 12

• A12 - Pitești–Craiova Expressway

South Africa

• N12 road (South Africa)

Taiwan

• Provincial Highway 12 (Taiwan)

United Kingdom

• British A12 (London-Great Yarmouth)

• Northern Irish M12 (Craigavon)

• A12 road (Northern Ireland)

United States

• Interstate 12

• U.S. Route 12

• New England Interstate Route 12 (former)

• Alabama State Route 12 (former)

• Arkansas Highway 12

California State Route 12

• County Route A12 (California)

• County Route E12 (California)

• County Route G12 (California)

• County Route J12 (California)

• County Route S12 (California)

• Colorado State Highway 12

• Connecticut Route 12

• Delaware Route 12

Florida State Road 12

• County Road 12 (Gadsden County, Florida)

• County Road 12 (Leon County, Florida)

• County Road 12 (Liberty County, Florida)

• Georgia State Route 12

• Illinois Route 12 (former)

Iowa Highway 12

• County Route C12 (Humboldt County, Iowa)

• K-12 (Kansas highway) (former)

• Kentucky Route 12

Louisiana Highway 12

• Louisiana State Route 12 (former)

• Maryland Route 12

• Massachusetts Route 12

• M-12 (Michigan highway) (former)

• County Road 12 (Cook County, Minnesota)

• County Road 12 (Goodhue County, Minnesota)

• County Road 12 (Hennepin County, Minnesota)

• County Road 12 (Washington County, Minnesota)

• Mississippi Highway 12

• Missouri Route 12

• Nebraska Highway 12

• Nevada State Route 12 (former)

• New Hampshire Route 12

New Jersey Route 12

• County Route 12 (Monmouth County, New Jersey)

• New Mexico State Road 12

New York State Route 12

• County Route 12 (Allegany County, New York)

• County Route 12 (Cattaraugus County, New York)

• County Route 12 (Chemung County, New York)

• County Route 12 (Chenango County, New York)

• County Route 12 (Clinton County, New York)

• County Route 12 (Genesee County, New York)

• County Route 12 (Greene County, New York)

• County Route 12 (Jefferson County, New York)

• County Route 12 (Nassau County, New York)

• County Route 12 (Niagara County, New York)

• County Route 12 (Onondaga County, New York)

• County Route 12 (Otsego County, New York)

• County Route 12 (Putnam County, New York)

• County Route 12 (Schuyler County, New York)

• County Route 12 (St. Lawrence County, New York)

• County Route 12 (Steuben County, New York)

• County Route 12 (Suffolk County, New York)

• County Route 12 (Ulster County, New York)

• County Route 12 (Warren County, New York)

• North Carolina Highway 12

• Ohio State Route 12

• Pennsylvania Route 12

• Rhode Island Route 12

• South Carolina Highway 12

• South Dakota Highway 12 (former)

• Tennessee State Route 12

Texas State Highway 12

• Texas State Highway Loop 12

• Ranch to Market Road 12

• Texas Park Road 12

• Utah State Route 12

• Vermont Route 12

State Route 12 (Virginia 1918-1933) (former)

• State Route 12 (Virginia 1933-1935) (former)

• State Route 12 (Virginia 1935-1953) (former)

State Road 12 (Washington 1905–1919) (former)

• Washington State Route 12 (1964-1967) (former)

• Primary State Highway 12 (Washington) (former)

• Secondary State Highway 12G (Washington) (former)

• Secondary State Highway 12H (Washington) (former)

• West Virginia Route 12

• Wisconsin Highway 12 (former)

• Wyoming Highway 12

• Territories

• Guam Highway 12

• Puerto Rico Highway 12

Uruguay

• Route 12 Dr. Luis Alberto de Herrera

Zambia

• M12 road (Zambia)

See also

• List of A12 roads

• List of highways numbered 12A

• List of highways numbered 12B

• List of highways numbered 12C

• List of highways numbered 12D

• List of highways numbered 12E

• List of highways numbered 12F