List of quadrant routes in Delaware County, Pennsylvania
in Pennsylvania are maintained by the Pennsylvania Department of Transportation. This article lists all the routes and their termini in Delaware County. As is the case with the other counties in the state, the route numbers start in the northeast quadrant and go clockwise from the 1000s to the 4000s. Odd numbered roads travel south to north, with numbering starting in the south and west of the quadrant. Even numbered roads travel west to east, with numbering also starting in the south and west.
The quadrant dividing lines are as follows: North and South are generally separated by US 1, and generally east and west are separated by PA 252.1000s
2000s
3000s
4000s
8000s
9000s
