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 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