- Sumy National Agrarian University DEQARINST3351 Сумський національний аграрний університет Ukraine
- Sumy State University DEQARINST3364 Сумський державний університет Ukraine
- Sunan Gunung Djati State Islamic University DEQARINST9493 Universitas Islam Negeri Sunan Gunung Djati Bandung Bandung (Indonesia)
- Superior Music Conservatory of Gaia DEQARINST5798 PT0084 Conservatório Superior de Música de Gaia Vila Nova de Gaia (Portugal)
- SUPTECH University DEQARINST8788 Université SUPTECH Tunis (Tunisia)
- Surabaya State University DEQARINST6989 Universitas Negeri Surabaya Surabaya (Indonesia)
- Susini College DEQARINST4534 CY0031 Nicosia (Cyprus)
- Süleyman Demirel University DEQARINST2508 TR0093 Süleyman Demirel Üniversitesi Isparta (Türkiye)
- Svendborg International Maritime Academy (SIMAC) DEQARINST0741 DK0033 SIMAC Svendborg (Denmark)
- Swansea University DEQARINST2728 UK0142 Swansea (United Kingdom (Wales))
- Swedish Defence University DEQARINST2327 SE0032 Försvarshögskolan Stockholm (Sweden)
- Swedish School of Sport and Health Sciences, GIH DEQARINST2318 SE0022 Gymnastik- och idrottshögskolan Stockholm (Sweden)
- Swedish University of Agricultural Sciences DEQARINST2310 SE0012 Sveriges lantbruksuniversitet Uppsala (Sweden)
- Swiss Distance Education University DEQARINST0218 CH0035 Universitäre Fernstudien Schweiz Brig (Switzerland)
- Swiss Distance University of Applied Sciences DEQARINST7721 CH0825 Fernfachhochschule Schweiz Brig (Switzerland)
- Swiss Federal Institute for Vocational Education and Training (SFIVET) DEQARINST0217 CH0033 Eidgenössisches Hochschulinstitut für Berufsbildung Zollikofen (Switzerland)
- Swiss Federal Institute of Sport Magglingen DEQARINST7719 CH0823 Eidgenössische Hochschule für Sport Magglingen Magglingen (Switzerland)
- Swiss International Institute Lausanne DEQARINST8795 Lausanne (Switzerland)
- Swiss School of Applied Theology DEQARINST8626 Haute École de théologie (HET-PRO) St. Legier (Switzerland)
- SWISS UMEF University of Applied Sciences Institute DEQARINST7531 CH0044 Geneva (Switzerland),Geneva (Switzerland)