Albuquerque

U.S. Department of Energy
Office of Inspector General
P.O. Box 5400
Albuquerque, NM 87185-5400
Audit Services: (505) 845-5558
Inspections: (505) 845-5153
DOE: Albuquerque Operations Office http://www.doeal.gov/

Office of Investigations
U.S. Department of Energy
Office of Inspector General
P.O. Box 5657
Albuquerque, NM 87185
(505) 845-4009
DOE: Albuquerque Operations Office http://www.doeal.gov/

Chicago

Office of Audit Services
U.S. Department of Energy
Office of Inspector General 
9800 South Cass Avenue
Building 310
Argonne, IL 60439
(630) 252-2345
DOE: Chicago Office http://www.ch.doe.gov/

Office of Investigations
U.S. Department of Energy
Office of Inspector General
P.O. Box 338
Lemont, IL 60439
(630) 252-2631
DOE: Chicago Office http://www.ch.doe.gov/

Denver

U.S. Department of Energy
Office of Inspector General
P.O. Box 281213
Lakewood, CO 80228-8213
Audit Services: (720) 962-7539
Investigations: (720) 962-7547
DOE: Western Area Power Administration http://www.wapa.gov/

District of Columbia/Forrestal

U.S. Department of Energy
Office of Inspector General
MS 5D-031
ATTN: IG-30 (Aud), IG-20 (Inv), IG-40 (Ins), IG-10 (RM)
1000 Independence Avenue, SW
Washington, DC 20585
The Inspector General: (202) 586-4393
Audit Services: (202) 586-1943
Investigations: (202) 586-9939
Inspections: (202) 586-4109
Resource Management: (202) 586-4128
DOE: http://www.energy.gov/

Germantown

Office of Audit Services
U.S. Department of Energy
Office of Inspector General
Capital Region Audit Office
19901 Germantown Road Room J-404, IG-34,
Germantown, MD 20874-1290
(301) 903-5938
DOE: http://www.energy.gov/

Idaho Falls

Office of Audit Services
U.S. Department of Energy
Office of Inspector General
P.O. Box 1625
Idaho Falls, ID 83415-2508
(208) 526-4100
DOE: Idaho Operations Office http://www.id.doe.gov/

Office of Investigations
U.S. Department of Energy
Office of Inspector General
P.O. Box 51566
Idaho Falls, ID 83405-1566
(208) 526-4227
DOE: Idaho Operations Office http://www.id.doe.gov/

Las Vegas

Office of Audit Services
U.S. Department of Energy
Office of Inspector General
M/S-574
P.O. Box 98518
Las Vegas, NV 89193-8518
(702) 295-0779
DOE: Nevada Operations Office http://www.nv.doe.gov/

Livermore

Office of Audit Services
U.S. Department of Energy
Office of Inspector General
c/o Lawrence Livermore National Laboratory
P.O. Box 808 Mail Stop / L-368
Livermore, CA 94550
(925) 423-7278
DOE: Lawrence Livermore National Laboratory http://www.llnl.gov/

Office of Investigations
U.S. Department of Energy
Office of Inspector General
P.O. Box 2270
Livermore, CA 94551
(925) 423-5060
DOE: Lawrence Livermore National Laboratory http://www.llnl.gov/

Office of Inspections
U.S. Department of Energy
Office of Inspector General
P.O. Box 2254
Livermore, CA 94551
(925) 422-2889
DOE: Lawrence Livermore National Laboratory http://www.llnl.gov/

Los Alamos

Office of Audit Services
U.S. Department of Energy
Office of Inspector General
Los Alamos Audit Group
528 35th Street, MS B-211
Los Alamos, NM 87544
(505) 665-6513
DOE: Los Alamos National Laboratory http://www.lanl.gov/worldview/

Oak Ridge

U.S. Department of Energy,
Office of Inspector General
P.O. Box 2001, B8-27
Oak Ridge, TN 37831
Audits: (865) 576-5772
Inspections: (865) 576-7839
DOE: Oak Ridge Operations http://www.oakridge.doe.gov/

Office of Investigations
U.S. Department of Energy
Office of Inspector General
P.O. Box 6318
Oak Ridge, TN 37831
(865) 576-9588
DOE: Oak Ridge Operations http://www.oakridge.doe.gov/

Pittsburgh

Office of Audit Services
U.S. Department of Energy
Office of Inspector General
Pittsburgh Audit Office
P.O. Box 10940 - Building 95
Pittsburgh, PA 15236-0940
(412) 386-4782
DOE: National Energy Technology Lab http://www.netl.doe.gov/

Office of Investigations
U.S. Department of Energy
Office of Inspector General
P.O. Box 10940
Pittsburgh, PA 15236-0940
(412) 386-4970
DOE: National Energy Technology Lab http://www.netl.doe.gov/

Princeton

Office of Audit Services
U.S. Department of Energy
Office of Inspector General
Mail Stop MS-19
P.O. Box 102
Princeton, NJ 08540-0102
(609) 243-3723
DOE: Princeton Plasma Physics Lab http://www.pppl.gov/

Richland

U.S. Department of Energy
Office of Inspector General
1838 Terminal Drive, Suite A
Richland, WA 99352
Audits: (509) 376-5793
Investigations: (509) 376-8828
DOE: Hanford Site http://www.hanford.gov/

Savannah River

U.S. Department of Energy
Office of Inspector General
Savannah River Site, Bldg. 703-41A
Aiken, SC 29802
Audits: (803) 725-2241
Inspections: (803) 725-5796
DOE: Savannah River Operations Office http://sro.srs.gov/

Office of Investigations
U.S. Department of Energy
Office of Inspector General
P.O. Box 447
New Ellenton, SC 29809
(803) 725-7319
DOE: Savannah River Operations Office http://sro.srs.gov/