The following highways are numbered 68:
Australia Channel Highway (Tasmania) NSW (Multiple routes)
Canada Alberta Highway 68 Manitoba Highway 68 Ontario Highway 68
Chile Chile Route 68
Greece EO68 road
India National Highway 68 (India)
Korea, South Gukjido 68
Philippines N68 highway (Philippines)
Poland National road 68
United States Interstate 68 Interstate 68 (Maryland 1975) (former proposal) U.S. Route 68 Alabama State Route 68 County Route 68 (Lee County, Alabama) Arizona State Route 68 Arkansas Highway 68 (former) California State Route 68 Colorado State Highway 68 (former) Connecticut Route 68 Florida State Road 68 County Road 68 (Okeechobee County, Florida) County Road 68 (St. Lucie County, Florida) Georgia State Route 68 Georgia State Route 68 (1921–1932) (former) Illinois Route 68 Indiana State Road 68 Iowa Highway 68 (former) K-68 (Kansas highway) Louisiana Highway 68 Louisiana State Route 68 (former) Maryland Route 68 Massachusetts Route 68 M-68 (Michigan highway) Minnesota State Highway 68 County Road 68 (Ramsey County, Minnesota) Missouri Route 68 Missouri Route 68 (1922) (former) Nebraska Highway 68 Nevada State Route 68 (former) New Jersey Route 68 County Route 68 (Bergen County, New Jersey) New Mexico State Road 68 New York State Route 68 County Route 68 (Chautauqua County, New York) County Route 68 (Dutchess County, New York) County Route 68 (Erie County, New York) County Route 68 (Herkimer County, New York) County Route 68 (Oneida County, New York) County Route 68 (Putnam County, New York) County Route 68 (Rensselaer County, New York) County Route 68 (Rockland County, New York) County Route 68 (Steuben County, New York) County Route 68 (Suffolk County, New York) County Route 68 (Westchester County, New York) North Carolina Highway 68 North Dakota Highway 68 Ohio State Route 68 (1923) (former) Pennsylvania Route 68 South Carolina Highway 68 Tennessee State Route 68 Texas State Highway 68 (proposed) Texas State Highway 68 (pre-1942) (former) Texas State Highway Loop 68 (former) Texas State Highway Spur 68 (former) Farm to Market Road 68 Texas Park Road 68 Utah State Route 68 Vermont Route 68 (former) Virginia State Route 68 West Virginia Route 68 Wisconsin Highway 68
Territories U.S. Virgin Islands Highway 68
See also A68 (disambiguation)