Clicker Sites (horses) - These are sites that sell clicker materials, have articles, or offer teaching or training.  For now, I have included blogs here. If you are looking for a trainer in a specific location, I suggest you visit the community pages too.

The Clicker Center - Alexandra Kurland

Clickertraining.com - Karen Pryor

Australian Clicker Connection - Julie Lannen

The Best Whisper Is a Click - Peggy Hogan

Click with Horses  Georgia Bruce

Click and Trim - Kim Cassidy

Clickhorse - Leslie Pavlich

Clickin’ on Ranch  – Karen Parker

Clickryder.com - Judy Ryder Duffy

Equi-libre.co.uk Jo Hughes blog about clicker training (she is a classical dressage rider)

Equiculture - Jane Myers

Equine Revelation - Sola Wolff

Equinox Horse - Tanya Kiselyova

Hoofs and Paws   – Lisel O’Dwyer

Horse Agility.com and Relaxed Horsemanship.com - Andrew Hennell (Australia)

Horseman’s Arts - Sharon Foley

Irish Clicker Centre

KBR horse site

The Magic Center  - Debra Olson-Daniels

On Target Training  – Shawna Karrasch

Penzance Equine Solutions - Gwyneth Browning Jones Santagate

Smaart Horses - Amanda Martin

Stale Cheerios - Mary Hunter

Zen Horsemanship  - Dolores Arste

Clicker Sites (other animals)

www.clickersolutions.com - This site is geared more towards dog owners, but there are some excellent articles on clicker training and the yahoo group that goes with it has really helpful members.

Yahoo Clicker Groups (horses)

Clickryder
Clickryder-dressage
The_click_that_teaches 

Clicker Training for People 

www.tagteach.com