The following highways are numbered 8. For roads numbered A8, see list of A8 roads. For roads numbered N8, see list of N8 roads.
Route 8, or Highway 8, may refer to:
International
Argentina
Australia
New South Wales
A8 (Sydney) (New South Wales)
Westconnex M8 (New South Wales)
Northern Territory
Ross Highway (Northern Territory)
Queensland
- Maroochydore Road (Queensland)
Tasmania
- East Tamar Highway (Tasmania)
South Australia and Victoria
South Australia
Victoria
Austria
Bulgaria
Burma
Cambodia
Canada
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Czech Republic
D8 Motorway
R8 Expressway (Czech: Prosecká radiála)- I/8 Highway (Czech: Silnice I/8)
Djibouti
Eswatini
Greece
Hong Kong
Hungary
M8 expressway (Hungary)
Main road 8 (Hungary)
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India
Iraq
Ireland
Italy
Japan
Malaysia
Mexico
Montenegro
New Zealand
Nigeria
Paraguay
Philippines
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Poland
Russia
Taiwan
United Kingdom
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United States
Interstate 8
U.S. Route 8
New England Interstate Route 8 (former)
Alabama State Route 8
Alaska Route 8
Arkansas Highway 8
California State Route 8 (former)
Colorado State Highway 8
Connecticut Route 8
Delaware Route 8
Florida State Road 8
Georgia State Route 8
Idaho State Highway 8
Illinois Route 8
Indiana State Road 8
Iowa Highway 8
K-8 (Kansas highway)
Kentucky Route 8
Louisiana Highway 8
Louisiana State Route 8 (former)
Maine State Route 8
Maryland Route 8- Massachusetts Route 8
M-8 (Michigan highway)- Mississippi Highway 8
Missouri Route 8
Missouri Route 8 (1922) (former)
Nebraska Highway 8
Nevada State Route 8 (former)
Nevada State Route 8A (former)
Nevada State Route 8B (former)
New Jersey Route 8 (former)
New Mexico State Road 8
New York State Route 8
County Route 8 (Allegany County, New York)- County Route 8 (Broome County, New York)
- County Route 8 (Cattaraugus County, New York)
- County Route 8 (Chemung County, New York)
County Route 8 (Clinton County, New York)- County Route 8 (Columbia County, New York)
County Route 8 (Dutchess County, New York)- County Route 8 (Genesee County, New York)
- County Route 8 (Jefferson County, New York)
- County Route 8 (Lewis County, New York)
County Route 8 (Nassau County, New York)- County Route 8 (Ontario County, New York)
- County Route 8 (Oswego County, New York)
- County Route 8 (Otsego County, New York)
County Route 8 (Rensselaer County, New York)
County Route 8 (Rockland County, New York)
County Route 8 (Schuyler County, New York)- County Route 8 (St. Lawrence County, New York)
County Route 8 (Suffolk County, New York)- County Route 8 (Ulster County, New York)
North Carolina Highway 8
North Dakota Highway 8
Ohio State Route 8
Oklahoma State Highway 8
Oregon Route 8
Pennsylvania Route 8
South Carolina Highway 8
South Dakota Highway 8 (former)
Tennessee State Route 8
Texas State Highway 8
Utah State Route 8- Utah State Route 8 (1910-1977) (former)
Vermont Route 8
Virginia State Route 8
Washington State Route 8
Primary State Highway 8 (Washington) (former)
West Virginia Route 8
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- Territories
Uruguay
Vietnam
Zambia
See also
| Preceded by 7 | Lists of highways 8 | Succeeded by 9 |