- University of Nyíregyháza DEQARINST1330 HU0034 Nyíregyházi Egyetem (NYE) Nyíregyháza (Hungary)
- University of Occupational Safety Management in Katowice DEQARINST2081 PL0439 Wyższa Szkoła Zarządzania Ochroną Pracy w Katowicach Katowice (Poland)
- University of Opole DEQARINST1973 PL0201 Uniwersytet Opolski Opole (Poland)
- University of Oradea DEQARINST2195 RO0005 Universitatea din Oradea Oradea (Romania)
- University of Orléans (Centre Val de Loire Université) DEQARINST0977 FR0092 Université d'Orléans Orléans (France)
- University of Oslo DEQARINST1770 NO0001 Universitetet i Oslo Oslo (Norway)
- University of Oulu DEQARINST0855 FI0004 Oulun yliopisto Oulu (Finland)
- University of Oviedo DEQARINST0781 ES0011 Universidad de Oviedo Oviedo (Spain)
- University of Paderborn DEQARINST0391 DE0080 Universität Paderborn Paderborn (Germany)
- University of Padova DEQARINST1435 IT0050 Università degli Studi di PADOVA Padua (Italy)
- University of Palermo DEQARINST1436 IT0051 Università degli Studi di PALERMO Palermo (Italy)
- University of Pannonia DEQARINST1311 HU0011 Pannon Egyetem (PE) Veszprém (Hungary)
- University of Pardubice DEQARINST0260 CZ0016 Univerzita Pardubice Pardubice (Czech Republic)
- University of Paris DEQARINST7595 FR0365 Université Paris Cité Paris (France)
- University of Paris 3 - Sorbonne Nouvelle (Université Sorbonne Paris Cité ) DEQARINST1060 FR0176 Université Sorbonne Nouvelle - Paris 3 Paris (France)
- University of Paris-Sud (Comue Université Paris-Saclay) DEQARINST1129 FR0245 Université Paris-Sud Orsay (France)
- University of Parma DEQARINST1437 IT0052 Università degli Studi di PARMA Parma (Italy)
- University of Passau DEQARINST0339 DE0025 Universität Passau Passau (Germany)
- University of Patras DEQARINST1228 GR0016 Πανεπιστήμιο Πατρών Patra (Greece)
- University of Pau and Pays de l'Adour (Communauté d'universités et établissements d'Aquitaine ) (Ecole nationale supérieure en génie des technologies industrielles) DEQARINST1024 FR0140 Université de Pau et des Pays de l'Adour Pau (France)