| Abbreviation | Definition |
|---|---|
| HDC | Housing Development Corp |
| HDC | Hyderabad Development Center (Microsoft) |
| HDCC | Hunting Dog Capital Corp |
| HDCI | Heartland Dental Care, Inc. |
| HDDC | High Desert Dance Company |
| HDDC | Historic Deutschtown Development Corporation |
| HDDC | Historic District Development Corporation |
| HDDI | Hialeah Dade Development Inc |
| HDFC | Housing Development Finance Corporation |
| HDFC | Housing Development Finance Corporation, India |
| HDFC | Housing Development Fund Corporation |
| HDG | Hilton Dynamic Group |
| HDI | Hardwoods Distribution Inc |
| HDI | Harley Davidson International |
| HDI | Hot-Debated Issues |
| HDL | Hardware Distributors Ltd |
| HDM | Harvard Design & Mapping Company, Inc. |
| HDP | Heavy Drinking Productions |
| HDS | Hitachi Data Systems |
| HDSS | Home Decor Super-Store |