- American Animal Hospital Association
- American Kennel Club
- American Veterinary Medical Association
- American Heartworm Society
- Association of American Veterinary Medical Colleges
- Agility Information
- Center for Veterinary Medicine- U.S. Food and Drug Administration
- ASPCA Animal Poison Control Center
- General Pet Information
- Veterinary Oral Health Council
- Hill’s Science Diet PetFit
- Parasites in Pets and People