Illinois Department of Transportation

From Open Energy Information

The Illinois Department of Transportation (IDOT) is the code department of the Illinois state government that is responsible for sustaining, strengthening, expanding, and maintaining a multi-modal transportation system that includes roads, railways, airways, waterways, canals, and terminals such as airports, railway stations, bus stations, warehouses, and intermodal facilities.


Transportation Operations


(217) 782-7228

Transportation Operations - Oversize/Overweight Permits


(217) 782-6271