| Abbreviation | Definition |
|---|---|
| HAPD | Hummingbird Action for Peace and Development |
| HBDC | Holston Business Development Center |
| HBDP | Hispanic Business Development Program |
| HCD | Housing Corporations Development |
| HCD | Human and Community Development |
| HCDC | Hamilton County Development Company |
| HCDC | Harlem Community Development Corporation |
| HCDC | Hiersteiner Child Development Center |
| HCDC | Highbridge Community Development Corporation |
| HCDC | Hillcrest Child Development Center |
| HCDC | Housing and Community Development Commission |
| HCDC | Housing and Community Development Committee |
| HCDC | Housing Colonies Development Corporation |
| HCDC | Housing Community Development Commission |
| HCDC | Human Capacity Development Consultants |
| HCDC | Huron County Development Council |
| HCDP | Haiti Christian Development Project |
| HCDP | Health Careers Development Program |
| HCDP | Human Capacity Development Program |
| HCDS | Human Capital Development Strategy |