HHA
HHA is used for Health Hazard Assessments and Home Health Agencies in health contexts, for the Chinese city Huang Hua, and occasionally for historical or governmental terms such as Heavy Horse Archer.
Medical
Home Health Agency
Hypothalamus, Hypothesis, and Adrenal
Home Health Aide
Home Health Aids
Heartland Health Alliance
Home Health Aid
Honduran Health Alliance
Home health aides
Miscellaneous
Hand Held Assay
Homology Homotopy and
Historic Hotels of America
Heights Homeowners Assoc
Hallische Händel Ausgabe
Homology Homotopy and Applications
Hand Held Assistance
Hard House An
Community
Home Health Aid(es)
Historic Houses Association
Historic Harrisburg Association
Houston Housing Authority
Governmental
Academic & Science
Hampstead Hill Academy
IEEE Herman Halperin Electric Transmission and Distribution
Happy Home Academy