Official Mailing Address:
INSPECTOR GENERAL OF THE MARINE CORPS (IGMC)
701 S. COURTHOUSE ROAD
BLDG 12, SUITE 1J165
ARLINGTON, VA 22204
For General IGMC questions (NOT INCLUDING IG COMPLAINTS):
ORGMB_IGMC_ADMIN@USMC.MIL ****ALL COMPLAINTS SHOULD STILL BE DIRECTED TO BELOW INFORMATION**** 1-866-243-3887 HOTLINE Email: ORGMB.IGMC.HOTLINE@USMC.MIL Phone Numbers: (703) 604-4526- DSN 664 Fax: (703) 604-7021 TO SUBMIT A COMPLAINT **Mail Delivery. If you elect to mail a complaint, we cannot accept letters without a return address containing the sender's name and street address. A post office box number without the sender's name and street address is not considered a valid return address.