Alphabetical company index for letter/character "H", page 35 of 41
- Houston County Community Hospital
- Houston County Medical Center
- Houston County School District
- Houston County, GA
- Houston County, MN
- Houston County, TN
- Houston County, TX
- Houston Hospital For Specialized Surgery
- Houston Independent School District
- Houston Medical Center
- Houston Methodist San Jacinto Hospital
- Houston Methodist St John Hospital
- Houston Northwest Medical Center
- Houston Physicians' Hospital
- Houston Public School District
- Houston R-I School District
- Houston School District
- Houston Wire & Cable Co.
- Hoven School District 53-2
- Hovnanian Enterprises Inc.
- Howard Bancorp Inc.
- Howard County
- Howard County General Hospital
- Howard County Medical Center
- Howard County Public Schools
- Howard County, IA
- Howard County, IN
- Howard County, MD
- Howard County, MO
- Howard County, NE
- Howard County, TX
- Howard Hughes Corp.
- Howard Lake-Waverly-Winsted School District
- Howard Memorial Hospital
- Howard Payne University
- Howard School District 48-3
- Howard University
- Howard University Hospital
- Howard Young Medical Center
- Howard-Suamico School District