Contacts and Locations

College of Distance Education and Training

eLearning Ecosystem

For questions, concerns, or technical problems regarding the eLearning Ecosystem:

Ecosystem Help Desk
Mon-Thu 0730–2000, Fri 0730–1600 (Eastern Time)
(888) 4DL-USMC (435-8762) / DSN 995-6049

  • Option 1 - Errors and Troubleshooting
  • Option 2 - Student Support
  • Option 3 - Moodle Technical Support
create a support request ticket

Mailing Address:
College of Distance Education and Training
2076 South Street
Room 103
Quantico, VA 22134

For questions or comments regarding ecosystem product development and hosting:

Digital Content Department

DEP Seminar Programs

CDET supports its DEP seminar programs through a network of regional campuses.

Regional Campuses

For information or guidance about any of CDET's DEP seminar programs:

International officers: Contact the appropriate international military student officer (IMSO).

Command and Staff College DEP IMSO
(703) 432-5257 / DSN 378-5257

Expeditionary Warfare School DEP IMSO
(703) 432-1314 / DSN 378-1314

Reserve Marines: Contact the reserve liaison office.

Reserve Liaison Office
Officers: (703) 784-3015 / DSN 278-3015
Enlisted: (703) 784-0789 / DSN 278-0789

All other Marines: Contact your local regional office.

Regional Offices

Continuing Education Program

For information about Continuing Education seminars:

Continuing Education Program Department

Marine Corps Virtual Classroom

For information about the Marine Corps Virtual Classroom:

Marine Corps Virtual Classroom

Directions to CDET headquarters

2076 South St
Room 103
Quantico VA 22134

  1. From I-95, take exit 150A toward Triangle/Quantico.
  2. Keep right on the exit ramp to merge onto VA-619 E (Joplin Rd).
  3. Proceed approximately 1 mile to the front gate of Marine Corps Base Quantico.
  4. Upon entering the base, continue on Fuller Rd for approximately 3 miles and continue onto Barnett Ave.
  5. At the second light, turn left onto Martin St.

Parking garage: Guest parking near our building is very limited, so we recommend that you park in the parking garage. The first entrance is here, off of Martin St.

  1. At the traffic circle, take the first exit onto Broadway St.
  2. Turn left onto South St.
  3. CDET is located in the second set of doors of the large building on the right. (If locked, enter through the third set of doors.)

View this route on Google Maps

Marine Corps University