- Ruger Mark IV Recall
- Pennsylvania Game Commission
- Pennsylvania Fish and Boat Commission
- Pennsylvania Department of Conservation and Natural Resources
- Pennsylvania Skeet Shooting Association
- Pennsylvania Sporting Clays Association
- National Rifle Association Homepage
- GoPAOutdoors Website
- Trout Unlimited National Website
- Trout Unlimited Pennsylvania
- National Wild Turkey Foundation
- Pennsylvania Ducks Unlimited
- Pennsylvania Elk Herd
- Pennsylvania Trappers Association
- Field and Stream Magazine Online
- Outdoor Life Magazine Online
- Women in the Outdoors (WITO)
- The Encyclopedia of Bullseye Pistol
- A Site For Trap Shooters
- The Civilian Marksmanship Program
- The CMP 1911 Program
- Pennsylvania Firearm Owners Association
- Airsoft Tactics
- NSSA – NSCA
