- Cheikh Anta Diop University DEQARINST7321 Université Cheikh Anta Diop de Dakar Dakar (Senegal)
- Chechen State University DEQARINST7091 Федеральное государственное бюджетное образовательное учреждение высшего образования "Чеченский государственный университет" Grozny (Russia)
- CHE Christian University of Applied Sciences DEQARINST1738 NL0026 Christelijke Hogeschool Ede Ede (Netherlands)
- Charles University DEQARINST0258 CZ0014 Univerzita Karlova Prague (Czech Republic)
- Charles Darwin University DEQARINST5535 Casuarina (Australia)
- Charisma University DEQARINST7498 Turks and Caicos Islands (Turks and Caicos Islands)
- Chalmers University of Technology DEQARINST2307 SE0009 Chalmers tekniska högskola Göteborg (Sweden)
- César Ritz Colleges Switzerland DEQARINST8412 CH0826
- Higher Polytechnic School (CEU Fernando III University) DEQARINST8761 Escuela Politécnica Superior Bormujos (Spain)
- Faculty of Humanities, Education and Sport (CEU Fernando III University) DEQARINST8762 Facultad de Humanidades, Educación y Deporte Bormujos (Spain)
- Faculty of Business and Law (CEU Fernando III University) DEQARINST8760 Facultad de Ciencias Empresariales y Jurídicas Bormujos (Spain)
- Cergy-Pontoise University (Université Paris-Seine ) DEQARINST1157 FR0275 Université de Cergy-Pontoise Cergy (France)
- Centria University of Applied Sciences DEQARINST0884 FI0536 Centria ammattikorkeakoulu Kokkola (Finland)
- Centre for Medical Sciences Education DEQARINST5762 Научно-образовательный медицинский центр Ekaterinburg (Russia)
- Centre des hautes études de la construction DEQARINST6994 FR0873 Arcueil (France)
- Institut supérieur des matériaux du Mans (Centre des études supérieures industrielles) DEQARINST7035 FR0897 Le Mans (France)
- Centre des études supérieures industrielles (Institut supérieur des matériaux du Mans) DEQARINST1097 FR0213 Paris (France)
- Centre de formation pour les secteurs infirmier et de la santé de l'A.C.N. DEQARINST7417 BE0123 Woluwe-Saint-Lambert (Belgium (French Community))
- Centre d'Etudes supérieures d'Optométrie appliquée DEQARINST7412 BE0118 Namur (Belgium (French Community))
- Centre d'enseignement supérieur pour adultes DEQARINST7426 BE0132 Charleroi (Belgium (French Community))