State Routes That Cross State Lines
In the hierarchy of road systems in the United States, state highways would usually be considered third, behind the Interstate Highway System and the United States Numbered Highway System . Numbered State Highways by their definition exist within their state only. Illinois Route 53 is a completely different route than Indiana Route 53 , for example. Occasionally, a number from one state will continue onto another state highway, a great example of this would be Route 200, which begins as Idaho Route 200 , becomes Montana Route 200 , which becomes North Dakota Route 200 , and finally Minnesota Route 200 . Each of these routes exist within its home state highway network. But in unusual circumstances, a state highway as part of its own highway network, can cut into another state briefly, and these are the highways we're going to talk about today. 1) New York Route 17 Route 17, known throughout much of the state as the Southern Tier Expressway , is the much earlier number for the ...