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Washington Headquarters Services Phone Numbers and Emails

Toll-Free Number:

  • (866) 580-9046
    DoD Employee Assistance Program
Call customer service
Send Message

Customer Service:

  • (571) 256-0962
    Mass Transportation Benefit Program
  • (703) 695-1992
    Pentagon Library

Report Fraud:

  • (800) 424-9098
    Waste, Fraud, and Abuse

Complaints/ Feedback:

  • (571) 372-0832
    Alternative Dispute Resolution

Washington Headquarters Services Emails:

Accessibility
Accounting/ Billing
Payment Office
Business Customer Service
Small Business Vendors
Complaints/ Feedback
Alternative Dispute Resolution
Customer Service
DoD Employee Assistance Program, Mass Transportation Benefit Program
General Info
Jobs/ Career
Report Fraud
Waste, Fraud, and Abuse
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Contact Information

Washington Headquarters Services Website:

Washington Headquarters Services Help Center:

Corporate Office Address:

Washington Headquarters Services
1155 Defense Pentagon
Washington, District Of Columbia 20301-1155
United States

Other Info (opening hours):

Other Location:

Office of Inspector General, U.S. Department of Defense

4800 Mark Center Drive

Alexandria, VA 22350-1500

More contact details

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