During working hours:

Administrative Section 301-677-3236 / 7661 or by email at MARDET_Admin@dinfos.edu
Training Section 301-677-5186 / 7201 or by email at MARDET_Training@dinfos.edu
Quarterdeck (24/7) 301-677-5188
Officer-of-the-Day 703-296-2865

Mailing address:

Addressee’s First and Last Name
8545 6th Armored Cavalry Road, Suite 5540
Marine Detachment
Fort Meade, MD 20755