Illinois Department of Transportation
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.
- (217) 782-7228
Transportation Operations - Oversize/Overweight Permits
- (217) 782-6271