alphabetical / by state traditional TraditionalSchools Online School OnlineSchools Business School BusinessSchools LawSchools ABCDEFGHIJKLMNOPQRSTUVWXYZ 17 Online Schools starting with O Oakland City University Oakland City, IN Oakton Community College Des Plaines, IL The Ohio State University Columbus, OH Ohio UniversityeCampus Athens, OH Oklahoma City Community CollegeDistance Education Oklahoma City, OK Oklahoma City UniversityProgram in Prior Learning and University Studies Oklahoma City, OK University of Oklahoma Health Sciences Center Oklahoma City, OK Oklahoma Panhandle State University Goodwell, OK Oklahoma State UniversityDistance Learning Stillwater, OK Old Dominion UniversityOffice of Distance Learning and Extended Education Norfolk, VA Oral Roberts University Tulsa, OK Orangeburg-Calhoun Technical College Orangeburg, SC Oregon Health & Science UniversitySchool of Nursing Portland, OR Oregon Institute of Technology Klamath Falls, OR Oregon State UniversityEcampus Corvallis, OR Our Lady of the Lake University San Antonio, TX Ozark Christian College Joplin, MO