Route 12 or Highway 12 can refer to:
For a list of roads named A12, see A12 roads.
International
Asian Highway 12
E12 European route E12
E012 European route E012
Argentina
Australia
NSW
Western Sydney Airport Motorway (proposed)
NT
VIC/SA
Austria
Bulgaria
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
Czech Republic
I/12 Highway; Czech: Silnice I/12
India
National Highway 12 (India)
Iran
Iraq
Ireland
Israel
Japan
Korea, South
Malaysia
New Zealand
Paraguay
Poland
Romania
- DN12 - Drumul Național 12
- A12 - Pitești–Craiova Expressway
South Africa
Taiwan
Prov 12 Provincial Highway 12 (Taiwan)
United Kingdom
British A12 (London-Great Yarmouth)
Northern Irish M12 (Craigavon)
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
Georgia State Route 12
Illinois Route 12 (former)
Iowa Highway 12
K-12 (Kansas highway) (former)
Kentucky Route 12
Louisiana Highway 12
Maryland Route 12
Massachusetts Route 12
M-12 (Michigan highway) (former)
Mississippi Highway 12
Missouri Route 12
Nebraska Highway 12
Nevada State Route 12 (former)
New Hampshire Route 12
New Jersey Route 12
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 Road 12 (Washington 1905–1919) (former)
West Virginia Route 12
Wisconsin Highway 12 (former)
Wyoming Highway 12
- Territories
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
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