HCHS

• Haines City High School
• Halifax County High School
• Hamilton County High School
• Han Chiang High School
• Hanley Castle High School
• Hanover Central Junior-Senior High School
• Haralson County High School
• Harlan County High School
• Harnett Central High School
• Harrison Central High School (Mississippi)
• Harrison Central High School (Ohio)
• Harry Collinge High School
• Hart County High School
• Health Careers High School
• Helix Charter High School
• Henderson City High School
• Henderson County High School
• Henry Clay High School
• Heywood Community High School
• Hillwood Comprehensive High School
• Hinsdale Central High School
• Hoke County High School
• Holmes County High School
• Holy Cross High School (disambiguation)
• Holyoke Catholic High School
• Homer-Center Junior/Senior High School
• Hononegah Community High School
• Houghton Central High School
• Houston County High School (disambiguation)
• Hsinchu Senior High School
• Hudson Catholic High School (Hudson, Massachusetts)
• Humphreys County High School
• Hunter College High School
• Kaohsiung Municipal Hsin Chuang High School