Universities

Oklahoma State University-Oklahoma City in Oklahoma City, Oklahoma: $3,853 tuition and fees and 3,514 undergraduates (Scorecard 2023–24).

Oklahoma Wesleyan University in Bartlesville, Oklahoma: 66.2% acceptance rate, $35,260 tuition and fees and 673 undergraduates (Scorecard 2023–24).

Old Dominion University in Norfolk, Virginia: 90.4% acceptance rate, $13,250 tuition and fees and 17,514 undergraduates (Scorecard 2023–24).

Olivet Nazarene University in Bourbonnais, Illinois: 55.9% acceptance rate, $41,120 tuition and fees and 2,603 undergraduates (Scorecard 2023–24).

Olympic College in Bremerton, Washington: $4,202 tuition and fees, 3,826 undergraduates, $10,370 avg net price and 33% graduation rate (Scorecard 2023–24).

Oral Roberts University in Tulsa, Oklahoma: 98.9% acceptance rate, $37,350 tuition and fees and 3,487 undergraduates (Scorecard 2023–24).

Orange Coast College in Costa Mesa, California: $1,222 tuition and fees, 16,091 undergraduates and $1,850 avg net price (Scorecard 2023–24).

Orangeburg Calhoun Technical College in Orangeburg, South Carolina: $5,306 tuition and fees and 1,539 undergraduates (Scorecard 2023–24).

Oregon Coast Community College in Newport, Oregon: $5,724 tuition and fees, 376 undergraduates and $18,336 avg net price (Scorecard 2023–24).

Oregon Institute of Technology in Klamath Falls, Oregon: 95% acceptance rate, $13,760 tuition and fees and 2,892 undergraduates (Scorecard 2023–24).