The National Guard Bureau - The federal agency which allocates missions and resources for the federal mission of the National Guard of the several states and territories. - http://www.ngb.army.mil/
Employer Support of the Guard and Reserve (ESGR) - A Department of Defense national committee that works with employers, reservists, military leadership, and volunteer committees to build and maintain a base of support for the role of the National Guard and Reserve in our Nation's defense. - http://www.esgr.org/
About.com - Guard and Reserve Information - Information and resources all about the United States National Guard and Military Reserves. - http://usmilitary.about.com/business/occupations/usmilitary/msub10.htm
The Enlisted Association of the National Guard of the United States - EANGUS exists to "promote the status, welfare and professionalism of the enlisted members of the National Guard of the United States" and "promotes adequate National Security." - http://www.eangus.org/
National Guard Association of the U.S. - The voice of 500,000 citizen soldiers, includes National Guard Magazine, Library and a members only section. - http://www.ngaus.org/