Here are some recommended links and on-line resources to visit. These are only a few that are out there, limited to the Senior Scouting programs.
Official web sites
Boy Scouts of America
Order of the Arrow
Sea Scouts, BSA
Venturing Info (Official Venturing Division information site)
National Venturing Cabinet
National Quartermaster Association
Learning for Life/Exploring
U.S. Scouting Service Project
Scouter Net Compass
Venturing Electronic Magazine
Other Honor Societies (Firecrafters, Mic-O-Say, and more)
International Scouting Collectors Association (ISCA)
Scouts-L One of the best general Scouting discussion list
Venturinglist Venturing Yahoo! Group dedicated to discusion of Venturing Crews and Sea Scout Ships. Replaces the now defunct Venturing list.
Venturing US Scouting Service Project's Venturing list. Also replaces the now defunct Venturing list.
Explorer-Net Discussion list for the Exploring program.
rec.arts.scouting.usa This group is for discussing BSA and GSUSA-related program issues.
rec.arts.scouting.issues This group is for discussing policy issues.