The following highways are numbered 400:
Australia
editCanada
editCroatia
editCuba
edit- Vía Monumental (2–400)
Ireland
editJapan
editKorea, South
editSouth Africa
edit- R400 road in the Eastern Cape
Spain
editTurkey
edit- D.400, a west–east state road in Turkey running from Datça, Muğla Province to Esendere at the Iranian border.
United Kingdom
edit- A400 road in London
- B400 road (Chancery Lane)
United States
edit- U.S. Route 400
- Arkansas Highway 400
- Florida State Road 400
- Georgia State Route 400
- Kentucky Route 400
- Louisiana Highway 400
- Maryland Route 400, a former state highway
- Nevada State Route 400
- New York:
- North Carolina Highway 400
- Pennsylvania Route 400 (official designation for Pennsylvania Route 380)
- Puerto Rico Highway 400
- South Carolina Highway 400
- Tennessee State Route 400
- Texas:
- Utah:
- Road 400 (Cottonwood Canyon Road)
- Virginia State Route 400
- Virginia State Route 400 (former)
Preceded by 399 |
Lists of highways 400 |
Succeeded by 401 |