List of highways numbered 66 explained
The following highways are numbered 66:
Australia
Canada
Cuba
Finland
France
Germany
Greece
Hungary
- 66-os főút (Kaposvár – Pécs)
India
Ireland
Israel
Malaysia
Philippines
Slovakia
- Road 66 (Slovakia), from Slovak – Hungarian border at Šahy to Tatras mountain
Spain
United Arab Emirates
United Kingdom
United States
- Interstate 66, a highway connecting Interstate 81 in Virginia to Washington, D.C.
- U.S. Route 66, the most common meaning. Since 1985, when US 66 was decommissioned, several states where US 66 passed have re-commissioned part of the former route in that state as a state route 66. In the list of state routes 66 below, those marked with an asterisk (*) have a connection with the former US 66.
- Alabama State Route 66
- Arizona State Route 66*
- Arkansas Highway 66
- California State Route 66*
- Colorado State Highway 66
- Connecticut Route 66
- Florida State Road 66
- Georgia State Route 66
- Hawaii Route 66
- Idaho State Highway 66
- Illinois Route 66 is now Illinois 126*
- Indiana State Road 66
- Iowa Highway 66
- K-66 (Kansas highway)*
- Kentucky Route 66
- Louisiana Highway 66
- Maryland Route 66
- Massachusetts Route 66
- M-66 (Michigan highway)
- Minnesota State Highway 66
- County Road 66 (Hennepin County, Minnesota)
- Missouri Route 66*
- Missouri Route 66 (1922), a pre-1926 highway not connected to US 66
- Montana Highway 66
- Nebraska Highway 66
- Nebraska Spur 66A
- Nebraska Spur 66C
- Nebraska Spur 66D
- Nebraska Spur 66E
- Nevada State Route 66 (former)
- New Jersey Route 66
- New York State Route 66
- County Route 66A (Cayuga County, New York)
- County Route 66B (Cayuga County, New York)
- County Route 66 (Chautauqua County, New York)
- County Route 66 (Dutchess County, New York)
- County Route 66 (Jefferson County, New York)
- County Route 66 (Monroe County, New York)
- County Route 66 (Onondaga County, New York)
- County Route 66 (Putnam County, New York)
- County Route 66 (Rensselaer County, New York)
- County Route 66 (Saratoga County, New York)
- County Route 66 (Schoharie County, New York)
- County Route 66 (Suffolk County, New York)
- County Route 66 (Sullivan County, New York)
- County Route 66A (Westchester County, New York)
- North Carolina Highway 66
- North Dakota Highway 66
- Ohio State Route 66
- Oklahoma State Highway 66*
- Oklahoma State Highway 66B*
- Oregon Route 66
- Pennsylvania Route 66
- Puerto Rico Highway 66
- South Carolina Highway 66
- Tennessee State Route 66
- Texas State Highway 66 (no connection to Texas portion of US 66)
- Texas State Highway Loop 66 (former)
- Texas State Highway Spur 66
- Farm to Market Road 66
- Texas Park Road 66
- U.S. Virgin Islands Highway 66
- Utah State Route 66
- Vermont Route 66
- Virginia State Route 66 (former)
- West Virginia Route 66
- Wisconsin Highway 66
See also