If your question refers to programs that are not part of OPM but are under another federal department, you should reach out to that department directly. You can find contacts for all federal agencies on the USA.gov website's Index of U.S. Departments and Agencies.
For general inquiries, the U.S. OPM OIG can be reached by phone at the following number:
(202) 606 - 1200
To file a complaint regarding fraud, waste, abuse, or mismanagement within OPM’s programs and operations, please use our online complaint form. The complaint form is the preferred method for submitted a complaint; however, you may also submit your complaint by calling the OPM OIG Hotline Number: 1-877-499-7295
Written complaints may be sent to:
ATTN: OIG Hotline
OPM Office of the Inspector General
1900 E Street, NW Room #6400
Washington, DC 20415-1100
OPM OIG External Affairs
Please direct all media inquiries to the OPM OIG Office of Policy, Legislative and External Affairs at: