J3-Cub
- Contains information on aircraft for sale, technical detail, pictures and links. Includes a supporters club and forum.
- http://www.j3-cub.com/

ComancheFlyer.Com
- International Comanche Society membership details, board of directors, group events and history of the single and twin Comanche. Trustee projects, scholarships, books, videos, order and contact information.
- http://www.comancheflyer.com/

Piper Owner Society
- Trouble-shooting, maintenance tips, product reviews, and airworthiness alerts for Piper aircraft.
- http://www.piperowner.org/

Short Wing Piper Club
- Group of aviation enthusiasts who own, fly, or simply admire the Clipper, Vagabond, Pacer, Tri-Pacer, and/or Colt types of Piper aircraft.
- http://www.shortwing.org/

Piper Tomahawk .Com
- Piper Tomahawk for sale along with parts, AD list, pictures, and service manual.
- http://pipertomahawk.com