Castle Rock Aikido
- Aikikai style offered. Includes class schedule, instructors' biographies, and contact details.
- http://www.craikido.com

Kiryu Aiki Shuren Dojo
- Independent dojo in Littleton. Includes class schedule, membership information, calendar of events, and web journal.
- http://aikido.kappazone.com/

Shugenkai Colorado
- Branch dojo of Shugenkai International that provides classes for Longmont, Boulder, Niwot, Berthoud, Loveland, Erie, Firestone, and the greater Front Range Area. News and events, class schedule, and pictures of the childrens' class.
- http://www.shugenkai.org/longmontco.htm

Denver Aikikai
- Affiliated to Aikido Schools of Ueshiba (ASU). Includes class schedule, club photos and news of forthcoming events.
- http://www.denveraikikai.com

Shobokan Aikido at the University of Denver
- Colorado Shodokan Aikido and the Japan Aikido Association affiliate offering instruction at the Tamarac Athletic Club. Class schedule, instructor biography, and parking information.
- http://carbon.cudenver.edu/aikido/

UCAR Aikido Dojo
- Iwama-style dojo located in Boulder. Takemusu Aikido Association (TAA) affiliate. Calendar, Q&A, photographs, and list of common aikido terms.
- http://www.well.com/~pyarrow/

Center for Aikido and Tangsoodo Studies
- A school for the martial arts of Aikido and Tangsoodo in Colorado Springs, CO.
- http://www.aikitang.org

Boulder Ki-Aikido
- Rocky Mountain Ki Society (RMKS) Dojo in Boulder, Colorado
- http://www.aikidoki.net

Aikido Nippon Kan
- Independent dojo in Denver. Headquarters of the Aikido Humanitarian Active Network. Class schedule, uchideshi program, announcements, writing columns, and community events. English and Japanese page versions.
- http://www.nippon-kan.org/

Boulder Aikikai
- ASU dojo in Boulder, Colorado. Hiroshi Ikeda Shihan, Chief Instructor
- http://boulder.asu.org/