| HCAP | Halifax Coalition Against Poverty 
| Others |
| HCAP | Handy Citizen Agreeable Person
| Others |
| HCAP | Harassment Code and Accountability Procedures
| Others |
| HCAP | Harlem Community and Academic Partnership
| Others |
| HCAP | Harmonized Cognitive Assessment Protocol
| Others |
| HCAP | Harris County Aquatic Program
| Others |
| HCAP | Harris County Aquatics Program
| Others |
| HCAP | Harrisonburg Conservation Assistance Program
| Others |
| HCAP | Harvard College in Asia Program
| Others |
| HCAP | Health Care Administration and Policy
| Others |
| HCAP | Health Care Alliance Pool
| Others |
| HCAP | Health Care Assistance Program
| Others |
| HCAP | Health care associated pneumonia
| Others |
| HCAP | Health Care Assurance Program
| Others |
| HCAP | Health Careers Advancement Project
| Others |
| HCAP | Healthcare Career Advancement Program
| Others |
| HCAP | healthcare-associated pneumonia
| Others |
| HCAP | Healthy Cognitive Aging Project
| Others |
| HCAP | Healthy Communities Access Partners
| Others |
| HCAP | Healthy Communities Access Program
| Others |
| HCAP | Historic Campus Architecture Project
| Others |
| HCAP | History Center Affiliates Program
| Others |
| HCAP | Hitachi Content Archive Platform
| Others |
| HCAP | Hitachi Content Archiving Platform
| Others |
| HCAP | Hockey Club Ambri Piotta
| Others |
| HCAP | Home Care Assistance Program
| Others |
| HCAP | Honolulu Community Action Program
| Others |
| HCAP | Honourable Company of Air Pilots
| Others |
| HCAP | Hospital Care Assistance Program
| Others |
| HCAP | Hospital Care Assurance Plan
| Others |
| HCAP | Hospital care assurance program
| Others |
| HCAP | Host Credentials Authorization Protocol
| Others |
| HCAP | Housing Communities Assistance Program
| Others |
| HCAP | Human Cathelicidin Antimicrobial Protein
| Others |
| HCAP | Hunter College AANAPISI Project
| Others |