- Occupational Therapy (Pre-Occupational Therapy)
- Off-Campus and Contract Credit Programs
- Office 365
- Office of Belonging, Access & Engagement
- Office of Civil Rights and Diversity
- Office of Clinical Experiences
- Office of the Registrar
- Office of University Development
- Online Admissions
- Online Degree in Communication Studies
- Online Degree Programs
- Open House Program - Admissions
- Optometry (Pre-Optometry)
- Organizational Development
- Orientation (New Student Programs)
If your site does not appear in this index, or you need to update an existing listing or report inaccuracies, please contact Marketing & Communications (marcom@eiu.edu).