List of highways numbered 30

The following highways are numbered 30:

International[]

Australia[]

Albany Highway (State Route 30, Western Australia)

Brazil[]

BR-030

Canada[]

Alberta Highway 30 (defunct)
British Columbia Highway 30
Manitoba Highway 30
Newfoundland and Labrador Route 30
Cabot Trail, also known as Nova Scotia Trunk 30
Ontario Highway 30
Quebec Autoroute 30
Saskatchewan Highway 30

China[]

G30 Expressway

Czech Republic[]

Highway; Czech: Silnice I/30

India[]

NH 30

Japan[]

Korea, South[]

New Zealand[]

New Zealand State Highway 30
- New Zealand State Highway 30A

United Kingdom[]

British A30 (Penzance-London)

Turkey[]

Otoyol 30

United Arab Emirates[]

E 30 road (United Arab Emirates)

United States[]

Interstate 30
U.S. Route 30
- U.S. Route 30N (disambiguation), several former sections
- U.S. Route 30S (disambiguation), several former sections
New England Route 30 (former)
Alabama State Route 30
Arizona State Route 30
Arkansas Highway 30 (1926–1958) (former)
California State Route 30 (former)
- County Route J30 (California)
- County Route S30 (California)
Colorado State Highway 30
Connecticut Route 30
Delaware Route 30
Florida State Road 30
- Florida State Road 30E
Georgia State Route 30
Hawaii Route 30
Illinois Route 30 (former)
K-30 (Kansas highway)
Kentucky Route 30
Louisiana Highway 30
- Louisiana State Route 30-E (former)
Maryland Route 30
- (former)
- (former)
Massachusetts Route 30
M-30 (Michigan highway)
Minnesota State Highway 30
- County Road 30 (Chisago County, Minnesota)
- County Road 30 (Dakota County, Minnesota)
- County Road 30 (Hennepin County, Minnesota)
- County Road 30 (Ramsey County, Minnesota)
Mississippi Highway 30
Missouri Route 30
Nebraska Highway 30 (former)
- Nebraska Spur 30B
- Nebraska Spur 30C
- Nebraska Spur 30D
- Nebraska Spur 30H
Nevada State Route 30 (former)
New Jersey Route 30 (former)
- County Route 30 (Bergen County, New Jersey)
- County Route 30 (Monmouth County, New Jersey)
- County Route 30 (Ocean County, New Jersey)
New Mexico State Road 30
New York State Route 30
- County Route 30 (Cattaraugus County, New York)
- County Route 30 (Chenango County, New York)
- County Route 30 (Delaware County, New York)
- County Route 30 (Dutchess County, New York)
- County Route 30 (Erie County, New York)
- County Route 30 (Essex County, New York)
- County Route 30 (Genesee County, New York)
- County Route 30 (Montgomery County, New York)
- County Route 30 (Otsego County, New York)
- County Route 30 (Putnam County, New York)
- County Route 30 (Rockland County, New York)
- County Route 30 (Schenectady County, New York)
- County Route 30 (Schoharie County, New York)
- County Route 30 (Suffolk County, New York)
- County Route 30 (Ulster County, New York)
- County Route 30 (Washington County, New York)
- County Route 30 (Westchester County, New York)
- County Route 30 (Yates County, New York)
North Carolina Highway 30
North Dakota Highway 30
Ohio State Route 30 (1923-1927) (former)
Oklahoma State Highway 30
South Carolina Highway 30
South Dakota Highway 30
Tennessee State Route 30
Texas State Highway 30
- Texas State Highway Spur 30
- Farm to Market Road 30
- Texas Park Road 30
Utah State Route 30
Vermont Route 30
Virginia State Route 30
Washington State Route 30 (former)
Wisconsin Highway 30
Wyoming Highway 30