Contact Us
- 312-353-2117 or 800-621-8431 extension 32117 (free call in IL, IN, MI, MN, OH, WI)
- Fax: 312-886-6869
- GLNPO staff directory and contact list
- About the Great Lakes National Program Office
Regular or certified mail address
U.S. Environmental Protection Agency
Great Lakes National Program Office
77 W. Jackson Boulevard (G-17J)
Chicago, IL 60604-3511