AHS (high schools)
The following schools are abbreviated AHS:
- Aberdeen High School (disambiguation page)
- Abingdon High School - Abingdon, Virginia
- Adelaide High School - Adelaide, Australia
- Agoura High School - Agoura Hills, California
- Aitkin High School - Aitkin, Minnesota
- Alameda High School - Alameda, California
- Albany High School, (disambiguation page)
- Albemarle High School, - Charlottesville, Virginia
- Alhambra High School, a public high school in Alhambra, California
- Alhambra High School (Martinez, California), a public high school in Martinez, California
- Alice High School - Alice, Texas
- Amarillo High School - Amarillo, Texas
- American High School (Fremont, California)
- American High School (Miami-Dade County, Florida)
- Analy High School - Sebastopol, California
- Anderson High School (disambiguation page)
- Anglican High School, a secondary school in Singapore
- Annandale High School - Annandale, Virginia
- Annapolis High School - Annapolis, Maryland
- Ansonia High School (disambiguation page)
- Antelope High School - Antelope, California
- Antelope Valley High School - Antelope, California
- Antioch High School - Antioch, California
- Arapahoe High School - (disambiguation page)
- Archbishop Holgate's School - York, England
- Ardsley High School - Ardsley, New York
- Arlington High School (disambiguation page)
- Armstrong High School - (disambiguation page)
- Arrowhead High School - Hartland, Wisconsin
- Artesia High School (Artesia, New Mexico)
- Asheboro High School - Asheboro, North Carolina
- Asheville High School - Asheville, North Carolina
- Ashland High School (disambiguation page)
- Atascocita High School - Atascocita, Texas
- Atlee High School - Mechanicsville, Virginia
- Auburn High School (disambiguation)
- Aylesbury High School - Buckinghamshire, England
- Aloha High School - Aloha, Oregon