Office Locations for the EPA Office of Inspector General

Following are the mailing addresses and phone numbers for the offices of the Environmental Protection Agency (EPA) Office of Inspector General (OIG).

EPA Headquarters:
U.S. Environmental Protection Agency
Office of Inspector General
1200 Pennsylvania Ave., NW (2410T)
Washington, DC 20460
(202) 566-0847

Atlanta
U.S. Environmental Protection Agency
Office of Inspector General
61 Forsyth Street, SW
Atlanta, GA 30303
Audit/Evaluation: (404) 562-9830
Investigations: (404) 562-9857

Boston
U.S. Environmental Protection Agency
Office of Inspector General
One Congress Street, Suite 1100
Boston, MA 02114-2023
Audit/Evaluation: (617) 918-1470
Investigations: (617) 918-1468

Chicago
U.S. Environmental Protection Agency
Office of Inspector General
77 West Jackson Boulevard, 13th Floor (IA-13J)
Chicago, IL 60604
Audit/Evaluation: (312) 353-2486
Investigations: (312) 353-2507

Cincinnati
U.S. Environmental Protection Agency
Office of Inspector General
26 West Martin Luther King Drive
Cincinnati, OH 45268-7001
Audit/Evaluation: (513) 487-2360
Investigations: (513) 487-2364

Dallas
U.S. Environmental Protection Agency
Office of Inspector General (6OIG)
1445 Ross Avenue, Suite 1200
Dallas, TX 75202-2733
Audit/Evaluation: (214) 665-6621
Investigations: (214) 665-2790

Denver
U.S. Environmental Protection Agency
Office of Inspector General
1595 Wynkoop Street, 4th Floor
Denver, CO 80202
Audit/Evaluation: (303) 312-6969
Investigations: (303) 312-6868

Kansas City
U.S. Environmental Protection Agency
Office of Inspector General
901 N. 5th Street
Kansas City, KS 66101
Audit/Evaluation: (913) 551-7878
Investigations: (913) 551-7875

New York
U.S. Environmental Protection Agency
Office of Inspector General
290 Broadway, Room 1520
New York, NY 10007
Audit/Evaluation: (212) 637-3080
Investigations: (212) 637-3041

Philadelphia
U.S. Environmental Protection Agency
Office of Inspector General
1650 Arch Street, 3rd Floor
Philadelphia, PA 19103-2029
Audit/Evaluation: (215) 814-5800
Investigations: (215) 814-5820

Research Triangle Park
U.S. Environmental Protection Agency
Office of Inspector General
Mail Drop N283-01
Research Triangle Park, NC 27711
Audit/Evaluation: (919) 541-2204
Investigations: (919) 541-1027

San Francisco
U.S. Environmental Protection Agency
Office of Inspector General
75 Hawthorne Street (IGA-1), 7th Floor
San Francisco, CA 94105
Audit/Evaluation: (415) 947-4521
Investigations: (415) 947-4500

Seattle
U.S. Environmental Protection Agency
Office of Inspector General
1200 6th Avenue, 19th Floor
Suite 1920, M/S OIG-195
Seattle, WA 98101
Audit/Evaluation: (206) 553-4033
Investigations: (206) 553-1273