CRHS is a four-letter acronym that may refer to a high school, health care system, or humane society: Canyon Ridge High School in Twin Falls, Idaho, United States Centennial Regional High School in Greenfield Park, Quebec, Canada Central Regional High School in Berkeley Township, New Jersey, United States Charlottetown Rural High School in Charlottetown, Prince Edward Island, Canada Cinco Ranch High School in Katy, Texas, United States Cedar Ridge High school in Round Rock, Texas, United States Coginchaug Regional High School in Durham, Connecticut, United States Columbia River High School in Vancouver, Washington, United States Coon Rapids High School in Coon Rapids, Minnesota, United States Coral Reef High School in Richmond Heights, Florida, United States Cossatot River High School in Polk County, Arkansas Coulee Region Humane Society, Inc in La Crosse County, Wisconsin, United States Crystal River High School in Crystal River, Florida, United States Cumberland Regional High School in Cumberland County, New Jersey, United States Columbus Regional Healthcare System in Muscogee County, Georgia, United States Cypress Ridge High School in Cypress, Texas, United States Cypress Ranch High School in Cypress, Texas, United States