List of Interstate Highways in South Dakota information
Interstate Highways in South Dakota
Standard South Dakota highway shields
Interstate Highways highlighted in red
System information
Notes
South Dakota highways are generally state-maintained.
Highway names
Interstates
Interstate X (I-X)
US Highways
U.S. Highway X (US X)
State
(State) Highway X (SD X)
System links
South Dakota State Trunk Highway System
Interstate
US
State
The Interstate Highways in South Dakota are the segments of the Dwight D. Eisenhower National System of Interstate and Defense Highways owned and maintained by the South Dakota Department of Transportation in the US state of South Dakota.
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a listof former state highwaysinSouthDakota. These roads are now either parts of other routes or no longer carry a route number. SouthDakota Highway...
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System ofInterstate and Defense Highways, commonly known as the InterstateHighway System, or the Eisenhower Interstate System, is a network of controlled-access...
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