Educational:

www.odcmp.com
The Civilian Marksmanship Program (CMP), a great place for begginers to get started.

www.appleseedinfo.org
Project Appleseed, events are held at many shooting ranges around the nation, a quick instructional course for 3-position shooting and american heritage.

www.targettalk.org
Web based forum for target shooters.  A great place to ask your questions and learn about the shooting sports, they have dedicated forms for Pistol, Rifle (Smallbore and Air) and general coaching questions.

www.rimfirecentral.com
Web based forum for rimfire shooters.

www.accurateshooter.com
Web based forum for target shooters

Clubs & Organizations:

www.junior-shooters.com
The LAR&R Club Jr. Shooters Club.  The Perfect place for young kinds to learn about firearm safety, and marksmanship.

www.competitions.nra.org
​The National Rifle Association (NRA) a governing body for state, regional and national competitions.

www.crpa.org
The California Rifle and Pistol Association (CRPA) a governing body for the California State Championships

www.usashooting.org
USA Shooting (USAS) a governing body for PTO's (Preliminary Tryouts) and national competitions. USAS also organizes the selection process for choosing the National Team, the National Developmental Team, and the US Olympic Team; as well as any World Cups, the World Championships, and the Pan American Games.

Equipment:

www.champchoice.com
American supplier of competition accessories , Coats, Pants, Slings, Rifles, Sights, and other equipment.

www.chesebrorifles.com
Local supplier of quality precision firearms used or new, and gun smith service. 

www.hataservices.com
A supplier of hand crafted sporter, and  precision smallbore slings. MADE IN HAWAII.

Links to other popular shooting sites:

California Rifle and Pistol Association, Inc
Fresno Rifle and Pistol Club
International Olympic Committee
NASSA - National Association of Shooting Sports Athletes
NCAAChampionships.com - rifle
NSSF - The National Shooting Sports Foundation
Prescott Sportsmen's Club
Shooters Journal
USMA at West Point Rifle Team
USAMU - United States Army Marksmanship Unit