| 释义 |
- High schools
OHS may refer to: - Obesity hypoventilation syndrome
- Occipital horn syndrome
- Occupational Health Science
- Occupational Health and Safety
- Ochsner Health System
- Office of Homeland Security, Office of the Executive Branch of the United States, precursor to the Department of Homeland Security
- Oh's, a brand of cereals
- Ohio Historical Society
- Oklahoma Historical Society
- Ontario Handweavers & Spinners
- Oracle HTTP Server
- Oregon Historical Society
- Organ Historical Society, in Richmond, Virginia, United States
- Ottawa Humane Society
- Oxford Harmonic Society
High schools - Various countries
- Orange High School (disambiguation), various schools of this name
- Olympic High School (disambiguation), various schools of this name
- Canada
- Oromocto High School, in Oromocto, New Brunswick
- New Zealand
- Onehunga High School, in Auckland
- United Kingdom
- Oriel High School, in Crawley, West Sussex, England
- Oxford High School, in Oxford, Oxfordshire, England
- United States
- Oakland High School, in Oakland, California
- Oakmont High School, in Antelope, California
- Oakton High School, in Vienna, Virginia
- Oceanside High School, in Oceanside, California
- Odessa High School, in Odessa, Texas
- Ogden High School (Utah), in Ogden, Utah
- Olympian High School, in San Diego County, California
- Olympic High School, in Charlotte, North Carolina
- Opelika High School, in Opelika, Alabama
- Orem High School, in Orem, Utah
- Orion High School, in Orion, Illinois
- Osborne High School, in Marietta, Georgia
- Ottawa Senior High School, in Ottawa, Kansas
- Ottumwa High School, in Ottumwa, Iowa
- Stanford University Online High School, online school based in Stanford, California
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