Here is a few of the American Goverment pages I have found.
If you find any others you think may be helpfull please email them to me so I can add them here.
DoD Public Information
U.S. Army
NavyOnLine Home Page
Navy faq
Military Service Records Microfilm Catalog
U.S. Army Military History Institute
Records of United States Air Force Commands Activities
Records of Headquarters United States Air Force (Air Staff)
Research by Federal Government Organization
