Penn State Outing Club
- Club offers courses, trips, events, Wilderness Instructor Leadership Development. Internship and rental equipment information. Activities include backpacking, canoeing, climbing, and trail maintenance.
- http://www.clubs.psu.edu/up/outing/

Souderton - Harleysville Game, Fish & Forestry Association, Inc.
- Open to fishing, archery, rifle, pistol, skeet, hunting, and forestry enthusiasts. Instruction in all areas are also offered. Includes calendar of events and meeting schedule.
- http://www.shgff.com

Pennsylvania Women Outdoors
- Non-profit organization offers a variety of activities, events and trips for beginners as well as more advanced participants. Includes membership application, upcoming events and contact information.
- http://www.pawomenoutdoors.com

Ridge & Valley Outings Club
- Plans hiking, skiing, canoeing, bicycling, and birding trips and performs trail maintenance. Schedule, photos, and membership information. (State College)
- http://rvoc.centreconnect.org/

Butler Outdoor Club
- Activities include hiking, biking, canoeing and kayaking, skiing, rafting, caving, and trail maintenance. Includes schedule and membership form. (Butler)
- http://www.butleroutdoorclub.com/

Carnegie Mellon University Exploration Club
- Interested in outdoor activities such as climbing, spelunking, hiking, boating, scuba diving, sky diving, skiing, and biking. Membership is open to anyone affiliated with the University. (Pittsburgh)
- http://www.cs.cmu.edu/People/zoran/explorers/

Erie Outing Club
- Group participates in non-motorized, non-competitive outdoor activities. Includes membership application form, trip schedule, local trail information and outdoor guides, and a members-only section. (Erie)
- http://www.erieoutingclub.org

Allentown Hiking Club
- Activities include hiking, walking, backpacking, climbing, cycling, and canoeing. Site features membership information, news, schedule, and photos. (Allentown)
- http://www.allentownhikingclub.org/