- !Catchy Colors
- 4x5
- 6x6.
- Black and White
- Canon DSLR User Group
- Canon EOS 6D - Official Group
- FlickrCentral
- FroKnowsPhoto.com
- Hasselblad
- Hasselblad 500 Series - film only
- I Shoot Film
- illumination focus
- Large Format
- Leica (Screw Mount) Cameras
- Leica B&W (Film Only!)
- Leica Black and White
- Leica IIIf
- Nikon Film Cameras
- Nikon Film Photography
- Pinhole
- Pinhole Photography
- squareFormat
- The Intrepid Camera
- The World Through My Eyes ...
- Utah
- Utah's Happy Valley Photographers
- Zeiss Ikon Medium Format Group
- Zero Image