CMHS may stand for several different entities:
Schools in the United States Cabell Midland High School in Ona, West Virginia Canon McMillan High School in Canonsburg, Pennsylvania Caddo Magnet High School in Shreveport, Louisiana Central Mountain High School in Mill Hall, Pennsylvania Cheyenne Mountain High School in Colorado Springs, Colorado Civic Memorial High School Costa Mesa High School (now Costa Mesa Middle and High School) Cox Mill High School in Concord, North Carolina Crete-Monee High School Cardinal McCarrick High School Cimarron-Memorial High School in Las Vegas, Nevada Center Moriches High School in Center Moriches, New York
Schools in Canada Central Memorial High School in Calgary, Alberta
Other Center for Mental Health Services