Jefferson State Insulator Club
- A club which draws the majority of its members from Oregon and Northern California. Includes membership information, news and events, webcams, and articles.
- http://www.insulators.com/clubs/jsic/

Chesapeake Bay Insulator Club
- Club serving the Mid-Atlantic states; includes schedule of meetings and shows, members list, and show photos.
- http://www.insulators.com/clubs/cbic/

Blue Ridge Insulator Club
- A site for insulator collectors in Virginia or North Carolina areas who share a common interest in telegraph, telephone, and electrical insulators. Contains photo gallery and member links.
- http://www.insulators.com/clubs/bric/