U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Iowa Division
Email:
General Information - Iowa.FHWA@dot.gov
Call:
(515) 233-7300
Fax:
(515) 233-7499
Mail:
105 6th Street
Ames, IA 50010
Office Hours:
The office is open every Monday-Friday (excluding Federal holidays) from 7:30AM - 4:00 PM.