Federation of Fly Fishers
- The voice of all fly fishers with a goal to support fisheries conservation and educational programs for all fish and all waters. Includes history, affiliated club listings, and membership information.
- http://fedflyfishers.org/

International Association of Fly Fishing Veterinarians
- Combines fly fishing with veterinary conferences. Includes upcoming programs, photo album, and membership application.
- http://www.iaffv.org/

International Women Fly Fishers
- Non-profit organization positioned to support women's involvement in the sport through club liaison, outreach activities, newsletters, and an annual festival event.
- http://www.intlwomenflyfishers.org/

Transkei Piscatorial Society
- Established in 1932 to encourage and promote the sport in the former Transkei, Eastern Cape Province, South Africa. Includes fishery descriptions, and photo gallery.
- http://home.intekom.com/TPS/

World Fly Fishing of Japan
- Provides committee listing and fishing report, and outlines aims, activities, and membership benefits.
- http://www.wffj.org/