La Plata County Humane Society
- Adoption guidelines, pictures of available pets, and colunteer needs.
- http://www.lpchumanesociety.org/

Black Forest Animal Sanctuary
- Private farm in Black Forest offering rescue and rehabilitation for horses, dogs, cats, and goats.
- http://www.bfasfarm.com/

Adams County Animal Shelter and Adoption Center
- Photographs of available animals, adoption policy, and information about county regulations.
- http://www.co.adams.co.us/index.cfm?d=standard&b=1&c=15&s=61&p=115

Table Mountain Animal Center
- Photographs of available animals, adoption policy, volunteer opportunities, calendar of events, and donation information. Serves the Denver area.
- http://www.tablemountainanimals.org/

Evergreen Animal Protective League
- Includes photos of available animals, calendar of events, and volunteer opportunities.
- http://www.eapl.com/

Colorado Humane Society
- No-kill shelter in Englewood. Photographs of available animals, adoption policy, and how to help.
- http://www.coloradohumane.org/

Mile Hi Humane Society
- No-kill shelter. Includes photos of available animals, adoption policy, calendar of events, donation wish list, and volunteer opportunities. Based in Thornton.
- http://www.milehihumane.com/

Clear Creek County Animal Shelter
- Photographs of available animals, tips, and calendar of events.
- http://co.clear-creek.co.us/depts/animal.htm

Dreampower Animal Rescue
- Nonprofit organization rescuing, fostering, and adopting out all sorts of animals. Photographs of adoptable pets and list of upcoming events. Colorado Springs.
- http://www.dreampower-arf.com/

Larimer County Humane Society
- Mission: promote ethical treatment of animals; provide a support system for people and their animals; encourage adherence to animal ordinances; and reduce to '0' the number of animals destroyed simply because they are surplus.
- http://www.larimerhumane.org/

Intermountain Humane Society
- Group provides care for stray or unwanted pets, spay/neuter assistance and humane education. Located in the mountain region southwest of Denver.
- http://imhs.org/

Wolves Offered Life and Friendship
- W.O.L.F. is a rescue/shelter/sanctuary for unwanted captive-bred wolves and wolf-dogs located in Northern Colorado.
- http://www.wolfsanctuary.net/

Longmont Humane Society
- Committed to preventing the suffering of and cruelty to animals, and striving to instill in the community an ethic of empathy, care, and appreciation for all living things.
- http://www.longmonthumane.org/

Humane Society of Boulder Valley
- Photographs and descriptions of many types of adoptable pets, breakdown of adoption fee, information on upcoming events, ways to help, and a pet friendly housing list.
- http://www.boulderhumane.org/

Maxfund Animal Adoption Center
- No-kill animal rescue shelter and animal health organization located in Denver.
- http://www.maxfund.org/

Denver Dumb Friends League
- Private, non-profit animal welfare organization in Denver. How to get involved, pictures of animals in their care, lost and found listings, advice on animal care, and schedule of their obedience classes.
- http://www.ddfl.org/