Organizations
- Coleopterists Society Publisher
- Colgate University - (Hamilton, New York, United States) External Organization
- Collectors Guide Pub Publisher
- College of Engineering College,Organization
- College of Geosciences College,Organization
- College Publishing Publisher
- College of Science College,Organization
- Columbia University, Teachers College Publisher
- Colorado College - (Colorado Springs, Colorado, United States) External Organization
- College of William & Mary - (Williamsburg, Virginia, United States) External Organization
- College for Creative Studies - (Detroit, Michigan, United States) External Organization
- Cornell College - (Mount Vernon, Iowa, United States) External Organization
- Collier Macmillan Ltd Publisher
- Colorado State University - (Fort Collins, Colorado, United States) Organization,External Organization
- Colorado State University Pueblo - (Pueblo, Colorado, United States) External Organization
- Colorado School of Mines - (Golden, Colorado, United States) External Organization
- Columbia University Press Publisher
- Columbia University - (New York, New York, United States) Organization,External Organization
- Columbia University School of Law Publisher
- Columbia Law School Publisher
- Columbia Journal of Environmental Law Publisher