| Rank | Abbreviation | Meaning |
|---|
| ***** | NHDC | Nicola Hawkins Dance Company
| |
| ***** | NHDC | national housing development company
| |
| ***** | NHDC | National Handloom Development Corporation Limited
| |
| **** | NHDC | National Hydel Development Corporation
| |
| **** | NHDC | National Handloom Development Corporation
| |
| **** | NHDC | North Herts District Council
| |
| **** | NHDC | Nudehackers Dot Com
| |
| **** | NHDC | National Hydroelectric Development Corporation
| |
| **** | NHDC | North Hertfordshire District Council
| |
| *** | NHDC | Nair Hospital Dental College
| |
| *** | NHDC | National Hotels Development Corporation
| |
| *** | NHDC | Nederlandse Hangoor Dwergen Club
| |
| ** | NHDC | New Hope Development Corporation
| |
| ** | NHDC | Neohesperidin dihydrochalcone
| |
| ** | NHDC | New Horizons Diving Center
| |
| ** | NHDC | Narmada Hydroelectric Development Corporation
| |
| ** | NHDC | New Heuristic Diffraction Coefficient
| |
| ** | NHDC | Natural Heritage Data Centers
| |
| ** | NHDC | Normal Human Dendritic Cells
| |
| ** | NHDC | Nashua Historic District Commission
| |
| ** | NHDC | National Health Data Committee
| |
| ** | NHDC | Naval Historical Display Center
| |
| * | NHDC | Norwegian Historical Data Centre
| |
| * | NHDC | New Horizons Diversity Consultants
| |
| * | NHDC | National Home Demonstration Council
| |