- Riga Aeronautical Institute DEQARINST1668 LV0027 Rigas Aeronavigacijas instituts Riga (Latvia)
- Riga Building College DEQARINST1674 LV0035 Rigas Celtniecibas koledža Riga (Latvia)
- Riga Graduate School of Law (University of Latvia) DEQARINST1673 LV0034 Rigas Juridiska augstskola Riga (Latvia)
- Riga Higher Institute of Religious Sciences Affiliated To the Pontifical Lateran University DEQARINST9509 LV0067 Laterāna Pontifikālās universitātes filiāle Rīgas Augstākais reliģijas zinātņu institūts Riga (Latvia)
- Riga Management College DEQARINST7326 Riga (Latvia)
- Riga Medical College of the University of Latvia (LU RMK) (University of Latvia) DEQARINST1683 LV0049 Latvijas Universitates Rigas Medicinas koledža (LU RMK) Riga (Latvia)
- Riga Stradinš University DEQARINST1649 LV0003 Rigas Stradina universitate Riga (Latvia)
- Riga Technical University DEQARINST1648 LV0002 Rigas Tehniska universitate Riga (Latvia)
- Riga Theology Institute Affiliated To the Pontifical Lateran University DEQARINST9510 LV0068 Laterāna Pontifikālās Universitātes filiāle Rīgas Teoloģijas institūts Riga (Latvia)
- RISEBA University of Applied Sciences DEQARINST1664 LV0020 Biznesa, mākslas un tehnoloģiju augstskola RISEBA Riga (Latvia)
- Riyadh Elm University DEQARINST8703 Riyadh (Saudi Arabia)
- Robert Schumann School of Music and Media DEQARINST0468 DE0165 Robert-Schumann-Hochschule Düsseldorf Düsseldorf (Germany)
- Rochester Institute of Technology Croatia DEQARINST1287 HR0025 RIT Croatia Dubrovnik (Croatia)
- Romanian University of Sciences and Arts "Gheorghe Cristea" DEQARINST2265 RO0077 Universitatea Română de Științe și Arte "Gheorghe Cristea" din București Bucharest (Romania)
- Romanian-American University of Bucharest DEQARINST2266 RO0078 Universitatea Româno-Americană din București Bucharest (Romania)
- Romanian-German University of Sibiu DEQARINST2254 RO0066 Universitatea Româno-Germană din Sibiu Sibiu (Romania)
- Rose Bruford College of Theatre & Performance DEQARINST2756 UK0176 London (United Kingdom (England))
- Rosenheim University of Applied Sciences DEQARINST0530 DE0235 Hochschule für angewandte Wissenschaften Rosenheim Rosenheim (Germany)
- Roskilde University DEQARINST0716 DK0004 Roskilde Universitet Roskilde (Denmark)
- Rostock University of Music and Drama DEQARINST0463 DE0160 Hochschule für Musik und Theater, Rostock Rostock (Germany)