Sgt. Grit's Marine Forum
- Includes an open forum as well as forums for tributes, wives, moms, future Marines, and a restricted forum for Marines only.
- http://forums.grunt.com/

Semper Fi Lost Buddies
- A means by which to search for lost buddies.
- http://public.csusm.edu/netnav/semper_fi/lost.htm

Gunny G's Marines History & Traditions
- Moderated forum dedicated to discussions of various topics relating to Marine Corps history and tradition.
- http://www.network54.com/Forum/220604/

USMC Reunion Club
- Restricted mailing list for Marine and FMF veterans.
- http://groups.yahoo.com/group/usmarinecorpsreunionclub/

Marine Pen Pals
- Search for or become a USMC penpal or join in the discussion forums.
- http://jollyroger.com/marinepenpals/

Marines Forum: The Damn Few!
- Humor, advice, and opinions, for those who served in all eras. Moderated, no registration required.
- http://www.network54.com/Forum/52192/