-O-
- Oakland Community College,
Auburn Hills, MI, USA
- Oakland University
- Oakton Community College,
Des Plaines, IL, USA
- Oberlin College
- Occidental College, Los
Angeles, CA, USA
- Odense University
-
Oglethorpe University, Atlanta, GA, USA
- Ohio Dominican
College, Columbus, OH, USA
- Ohio Northern University
- Ohio State University
- Ohio State University,
Lima, Lima, OH, USA
- Ohio University
- Ohio Wesleyan University, Delaware,
OH, USA
- Ohlone College, Fremont,
CA, USA
- Okanagan University,
Kelowna, British Columbia, Canada
- Okayama University,
Okayama, JAPAN
- Oklahoma
Baptist University, Shawnee, OK, USA
- Oklahoma City University, Oklahoma
City, OK, USA
- Oklahoma State University
- Old Dominion University, Norfolk,
VA, USA
- Olive-Harvey
College, Chicago, IL, USA
- Olivet College,
Olivet, MI, USA
- Olivet Nazarene University, Bourbonnais, IL, USA [Division
of Natural Sciences]
- Onondaga Community College,
Syracuse, NY, USA
- Open University
- The Open University of
Hong Kong, Kowloon, Hong Kong
- Opole University, Opole,
Poland
-
Oral Roberts University, Tulsa, OK, USA
- Orange Coast College, Costa
Mesa, CA, USA
- Orangeburg-Calhoun
Technical College, Orangeburg, SC, USA
- Oregon Institute of Technology,
Klamath Falls, OR, USA
- Oregon State University, Corvallis,
OR, USA
- Osaka City University,
Osaka, Japan
- Osaka Kyoiku
University, Osaka, Japan
- Osaka Prefecture University,
Osaka, Japan
- Osaka University,
Osaka, Japan
- Oskaloosa-Walton
Community College, Niceville, FL, USA
- Otterbein College, Westerville,
OH, USA
- Ouachita Baptist University, Arkadelphia,
AR, USA
- Our
Lady of the Lake University, San Antonio, TX
- Oxford University, Oxford,
England, UK
- Oxford Brookes University
- Oxnard College,
Oxnard, CA, USA
- University of Oklahoma, Norman,
OK, USA
- Universität
Oldenburg
- University
of the Orange Free State, Bloemfontein, South Africa
- University of Oregon
- Université
d'Orléans, Orléans, France
- University of Oslo
- Universität Osnabrück
- University of Otago, Dunedin,
New Zealand
- University
of Ottawa
- Université Catholique de
l'Ouest
- University of Oulu