The following highways are numbered40:
NSW State Route 40 (Windsor Road and Victoria Road in Sydney)
Victorian State Route 40Mulligan Highway (Queensland)
Alberta Highway 40
Newfoundland and Labrador Route 40
Ontario Highway 40
Quebec Autoroute 40.svg)
Saskatchewan Highway 40
I/40Highway; Czech:Silnice I/40
EO40 road, an airport road toAgrinion Airport
Interstate 40
U.S. Route 40.svg)
U.S. Route 40N (former).svg)
U.S. Route 40S (former)
Alabama State Route 40
Arkansas Highway 40 (former)
Colorado State Highway 40
Connecticut Route 40
Florida State Road 40
Georgia State Route 40
Idaho State Highway 40
Illinois Route 40
Kentucky Route 40
Louisiana Highway 40
Massachusetts Route 40
M-40 (Michigan highway)
Minnesota State Highway 40
Missouri Route 40 (1922) (former)
Montana Highway 40
Nebraska Highway 40
Nevada State Route 40 (1935) (former).svg)
New Jersey Route 40 (former)
New Mexico State Road 40 (former)
New York State Route 40
County Route 40 (Allegany County, New York)County Route 40 (Cattaraugus County, New York)County Route 40 (Chenango County, New York)
County Route 40 (Dutchess County, New York)County Route 40 (Genesee County, New York)County Route 40 (Greene County, New York)County Route 40 (Madison County, New York)County Route 40 (Niagara County, New York)County Route 40 (Oneida County, New York)County Route 40 (Otsego County, New York)County Route 40 (Putnam County, New York)
County Route 40 (Rensselaer County, New York)County Route 40 (Schenectady County, New York)County Route 40 (St. Lawrence County, New York)
County Route 40 (Suffolk County, New York)County Route 40 (Ulster County, New York)
North Carolina Highway 40 (former).svg)
North Dakota Highway 40.svg)
Ohio State Route 40 (1923-1927) (former)
South Carolina Highway 40 (former)
South Dakota Highway 40
Tennessee State Route 40
Texas State Highway 40
Utah State Route 40 (former)
Virginia State Route 40Virginia State Route 40 (1923-1933) (former)
Wisconsin Highway 40| Preceded by 39 | Lists of highways 40 | Succeeded by 41 |
