NOTICE - Enterprise Email Change: DTIC uses the email address that is on your CAC for your access to our controlled sites and for our communication with you. If your email address changes to a "" address, you might have access issues for our systems and your groups within these systems or you might be missing messages from DTIC.


While we work on a comprehensive approach to this issue, please contact DTIC's Customer Access Team for assistance at 1-800-CAL-DTIC (1-800-225-3842) (Menu Selection 4) or 703-767-8273 or DSN 427-8273 or


Contact Us

Need to speak to a DTIC representative? Yes, at DTIC you can still speak to a knowledgeable person. Call 1-800-CAL-DTIC (1-800-225-3842) or (703) 767-8274 or DSN 427-8274 Monday through Friday from 7:00 a.m. to 5:00 p.m. Eastern time.

Our Mailing address:
Defense Technical Information Center
8725 John J. Kingman Road
Ft. Belvoir, VA 22060-6218


Phone: (703) 767-8265; DSN 427-8265



Phone: (703) 767-8267; DSN 427-8267


Customer Access Team
Phone: (703) 767-8273; DSN 427-8273


Database Availability
DTIC Online
Phone: (703) 767-8265; DSN 427-8265


Information Security
Phone: (703) 767-8023; DSN 427-8023


Phone: (703) 767-8274; DSN 427-8274


Research & Engineering (R&E) Online
Phone: (703) 767-8273


R&E Online Search Assistance
Phone: (703) 767-8265


Phone: (703) 767-8038; DSN 427-8038


Directions to DTIC and DTIC Email addresses