| School | Location |
|---|
| O C Collins Career Center | Chesapeake, OH |
| O'Briens Training Center | South Burlington, VT |
| O'More College of Design | Franklin, TN |
| Oak Hills Christian College | Bemidji, MN |
| Oakbridge Academy of Arts | Lower Burrell, PA |
| Oakland City University | Oakland City, IN |
| Oakland Community College | Bloomfield Hills, MI |
| Oakland University | Rochester Hills, MI |
| Oakton Community College | Des Plaines, IL |
| Oakwood College | Huntsville, AL |
| Oberlin College | Oberlin, OH |
| Oblate School of Theology | San Antonio, TX |
| Occidental College | Los Angeles, CA |
| Occupational Training Services Inc | San Diego, CA |
| Ocean Corporation | Houston, TX |
| Ocean County College | Toms River, NJ |
| Ocean County Vocational-Technical School | Toms River, NJ |
| Oceanside College of Beauty | Oceanside, CA |
| Odessa College | Odessa, TX |
| Oehrlein School of Cosmetology | East Peoria, IL |
| Ogden Institute of Massage Therapy | Ogden, UT |
| Ogden-Weber Applied Technology College | Ogden, UT |
| Ogeechee Technical College | Statesboro, GA |
| Oglala Lakota College | Kyle, SD |
| Ogle School of Hair Design | Forth Worth, TX |
| Ogle School of Hair Design | Arlington, TX |
| Ogle School of Hair Design | Dallas, TX |
| Ogle School of Hair Design | Hurst, TX |
| Oglethorpe University | Atlanta, GA |
| Ohio Business College | Sandusky, OH |
| Ohio Business College-Lorain | Lorain, OH |
| Ohio Center for Broadcasting | Valley View, OH |
| Ohio Center for Broadcasting | Cincinnati, OH |
| Ohio Center for Broadcasting-Colorado Campus | Lakewood, CO |
| Ohio Christian University | Circleville, OH |
| Ohio College of Massotherapy Inc | Akron, OH |
| Ohio College of Podiatric Medicine | Independence, OH |
| Ohio Dominican University | Columbus, OH |
| Ohio Hi Point Joint Vocational School District | Bellefontaine, OH |
| Ohio Institute of Health Careers | Columbus, OH |
| Ohio Institute of Health Careers-Sheffield Village | Sheffield Village, OH |
| Ohio Institute of Photography and Technology | Dayton, Ohio |
| Ohio Northern University | Ada, OH |
| Ohio State Beauty Academy | Lima, OH |
| Ohio State College of Barber Styling | Columbus, OH |
| Ohio State School of Cosmetology | Columbus, OH |
| Ohio State School of Cosmetology | Reynoldsburg, OH |
| Ohio State School of Cosmetology | Westerville, OH |
| Ohio State School of Cosmetology & Experts Barber School | Columbus, OH |
| Ohio State University Agricultural Technical Institute | Wooster, OH |
| Ohio State University-Lima Campus | Lima, OH |
| Ohio State University-Main Campus | Columbus, OH |
| Ohio State University-Mansfield Campus | Mansfield, OH |
| Ohio State University-Marion Campus | Marion, OH |
| Ohio State University-Newark Campus | Newark, OH |
| Ohio Technical College | Cleveland, OH |
| Ohio University-Chillicothe Campus | Chillicothe, OH |
| Ohio University-Eastern Campus | Saint Clairsville, OH |
| Ohio University-Lancaster Campus | Lancaster, OH |
| Ohio University-Main Campus | Athens, OH |
| Ohio University-Southern Campus | Ironton, OH |
| Ohio University-Zanesville Campus | Zanesville, OH |
| Ohio Valley College of Technology | East Liverpool, OH |
| Ohio Valley Hospital School of Nursing | McKees Rocks, PA |
| Ohio Valley University | Vienna, WV |
| Ohio Wesleyan University | Delaware, OH |
| Ohlone College | Fremont, CA |
| Ohr Hameir Theological Seminary | Peekskill, NY |
| Ohr Somayach | Monsey, NY |
| Okaloosa Applied Technology Center | Fort Walton Beach, FL |
| Okaloosa-Walton College | Niceville, FL |
| Okefenokee Technical College | Waycross, GA |
| Oklahoma Baptist University | Shawnee, OK |
| Oklahoma Christian University | Edmond, OK |
| Oklahoma City Community College | Oklahoma City, OK |
| Oklahoma City University | Oklahoma City, OK |
| Oklahoma Health Academy | Moore, OK |
| Oklahoma Health Academy | Tulsa, OK |
| Oklahoma Panhandle State University | Goodwell, OK |
| Oklahoma School of Photography | Moore, OK |
| Oklahoma State University Center for Health Sciences | Tulsa, OK |
| Oklahoma State University-Main Campus | Stillwater, OK |
| Oklahoma State University-Oklahoma City | Oklahoma City, OK |
| Oklahoma State University-Okmulgee | Okmulgee, OK |
| Oklahoma Technology Institute | Oklahoma City, OK |
| Oklahoma Wesleyan University | Bartlesville, OK |
| Old Dominion University | Norfolk, VA |
| Old Town Barber and Beauty College | Wichita, KS |
| Olean Business Institute | Olean, NY |
| Oliver Wolcott Regional Vocational Technical School | Torrington, CT |
| Olivet College | Olivet, MI |
| Olivet Nazarene University | Bourbonnais, IL |
| Olympian University of Cosmetology | Alamogordo, NM |
| Olympic College | Bremerton, WA |
| Omaha School of Massage Therapy | Omaha, NE |
| Omega Institute | Pennsauken, NJ |
| Omega Institute of Cosmetology | Houma, LA |
| Omnitech Institute | Decatur, GA |
| Onondaga Community College | Syracuse, NY |
| Onondaga Cortland Madison BOCES | Liverpool, NY |
| Opelousas School of Cosmetology Inc | Opelousas, LA |
| Opportunities Industrialization Center | Fairmont, WV |
| Oral Roberts University | Tulsa, OK |
| Orange Coast College | Costa Mesa, CA |
| Orange County Community College | Middletown, NY |
| Orange-Ulster BOCES-School of Practical Nursing | Goshen, NY |
| Orangeburg Calhoun Technical College | Orangeburg, SC |
| Oregon Career Center | Oregon, OH |
| Oregon Coast Community College | Newport, OR |
| Oregon College of Art and Craft | Portland, OR |
| Oregon College of Oriental Medicine | Portland, OR |
| Oregon Culinary Institute | Portland, Oregon |
| Oregon Health & Science University | Portland, OR |
| Oregon Institute of Technology | Klamath Falls, OR |
| Oregon State University | Corvallis, OR |
| Oregon State University-Cascades Campus | Bend, OR |
| Orlando Culinary Academy | Orlando, Florida |
| Orlando Tech | Orlando, FL |
| Orleans Niagara BOCES-Practical Nursing Program | Sanborn, NY |
| Orleans Technical Institute | Philadelphia, PA |
| Orleans Technical Institute-Court Reporting Program | Philadelphia, PA |
| Orlo School of Hair Design and Cosmetology | Albany, NY |
| Oswego County BOCES | Mexico, NY |
| Otero Junior College | La Junta, CO |
| Otis College of Art and Design | Los Angeles, CA |
| Otsego Area BOCES-School of Practical Nursing | Oneonta, NY |
| Ottawa University | Ottawa, KS |
| Ottawa University-Jeffersonville | Jeffersonville, IN |
| Ottawa University-Kansas City | Overland Park, KS |
| Ottawa University-Milwaukee | Brookfield, WI |
| Ottawa University-Phoenix | Phoenix, AZ |
| Otterbein College | Westerville, OH |
| Ouachita Baptist University | Arkadelphia, AR |
| Ouachita Technical College | Malvern, AR |
| Our Lady of Holy Cross College | New Orleans, LA |
| Our Lady of the Lake College | Baton Rouge, LA |
| Our Lady of the Lake University-San Antonio | San Antonio, TX |
| Owens Community College | Perrysburg, OH |
| Owensboro Community and Technical College | Owensboro, KY |
| Oxnard College | Oxnard, CA |
| Ozark Christian College | Joplin, MO |
| Ozarka College | Melbourne, AR |
| Ozarks Technical Community College | Springfield, MO |