ITD Contact Adopt A Highway The Adopt-A-Highway Program coordinates volunteers to clean up Idaho highways. Adopt A Highway AdoptAHighway@itd.idaho.gov (208) 334-8094 PO Box 7129 Boise, ID 83707 Interested in Adopt A Highway? Check what routes in your area may be available. View the Idaho regions & list of available routes. Related Contacts Roadside Programs Manager (208) 334-8416 PO Box 7129 Boise, ID 83707 State Maintenance Operations Manager Ty.Winther@itd.idaho.gov (208) 334-8413 PO Box 7129 Boise, ID 83707 Volunteer Services Click to view all statewide contacts. (208) 334-8094 PO Box 7129 Boise, ID 83707