| Rank | Abbreviation | Meaning |
|---|
| ***** | HCDC | Highbridge Community Development Corporation
| |
| ***** | HCDC | Harmonized Commodity Description and Coding
| |
| ***** | HCDC | House of Commons Defence Committee
| |
| ***** | HCDC | hydrocortisone day curve
| |
| ***** | HCDC | Housing and Community Development Commission
| |
| ***** | HCDC | Harris County District Clerk
| |
| **** | HCDC | High-Capacity Digital Communications
| |
| **** | HCDC | HEALTHCARE.COM CORP.
| |
| **** | HCDC | Hacienda Community Development Corporation
| |
| **** | HCDC | Hilltown Community Development Corporation
| |
| **** | HCDC | Health Care Delivery and Cost
| |
| *** | HCDC | Hamilton County Development Company
| |
| *** | HCDC | Hudson County Department of Corrections
| |
| *** | HCDC | Haverford College Dining Center
| |
| *** | HCDC | Harlem Community Development Corporation
| |
| ** | HCDC | Hutt City Dance Centre
| |
| ** | HCDC | Housing Community Development Committee
| |
| ** | HCDC | Haliburton County Development Corporation
| |
| ** | HCDC | Horizon Certified Development Company
| |
| ** | HCDC | Holy Cross of Davao College
| |
| ** | HCDC | Harrison County Development Corporation
| |
| ** | HCDC | Harvest Child Development Center
| |
| ** | HCDC | Holman Community Development Corporation
| |
| ** | HCDC | Howard County Detention Center
| |
| ** | HCDC | Hope for Children Development Company
| |