- Hospital Santa Rosa
- Hospital Universitario de Adultos
- Hospital Universitario Dr. Ramon Ruiz Arnau
- Hospital UPR Dr. Federico Trujillo
- Hospitality Partners
- Hospitality Sales and Marketing Association International
- Hostos Community College
- Hosts Destination Services
- Hot Springs Convention and Visitors Bureau
- Hotel Boheme, San Francisco
- Hotel Colorado, Glenwood Springs
- Hotel del Coronado, San Diego
- Hotel Essex Chicago
- Hotel Excelsoir, San Juan
- Hotel Grand Victorian, Branson
- Hotel Maison de Ville, New Orleans
- Hotel Pacific, Monterey
- Hotel Span
- Hotel Vila, Miami
- Houchin Blood Bank
- Houghton International
- Houlton Regional Hospital
- House of Manall
- House of Mercy
- Houston Apartment Association
- Houston Area Safety Council
- Houston Baptist University
- Houston Citizen Chamber of Commerce
- Houston City Personnel
- Houston County Commission
- Houston Hispanic Chamber of Commerce
- Houston Medical Center
- Houston Methodist Baytown Hospital
- Houston Methodist Hospital
- Houston Methodist Hospital West
- Houston Methodist Sugar Land Hospital
- Houston Methodist The Woodlands Hospital
- Houston Methodist Willowbrook Hospital
- Houston Northwest Medical Center
- Houston West Chamber of Commerce
- Houston Young Lawyers Association
- Howard Community College
- Howard County Medical Center
- Howard High School
- Howard Johnson Hotel, Miami
- Howard Johnson Plaza Hotel, Hialeah Gardens
- Howard Johnson Resort, Key Largo
- Howard Memorial Hospital
- Howard Memorial Hospital (HOMH)
- Howard University