| Abbreviation | Definition |
|---|---|
| HHDL | Horse Hill Developments Ltd |
| HHEC | Handicrafts and Handlooms Export Corporation |
| HHFC | Houston Housing Finance Corporation |
| HHGFAA | Household Goods Forwarders Association of America, Inc. |
| HHHI | Halton Hills Hydro Inc |
| HHHI | Hygieia Home Health Inc |
| HHI | Hawg Halters Inc |
| HHI | Heart to Heart International |
| HHI | History Hunters International |
| HHI | Hobbies Helis International |
| HHL | Herefordshire Housing Ltd |
| HHM | Hafen Hamburg Marketing |
| HHM | Henderson, Hutcherson, & McCullough, PLLC |
| HHM | Ho Hung Ming USA, Inc. |
| HHM | Horror Hockey Masks |
| HHMC | Hired Hands Moving Company |
| HHMH | Hush Haven Mini Horses |
| HHP | Hadiputranto Hadinoto & Partners Law Firm |
| HHP | Hand Held Products, Inc. |
| HHP | Heritage Housing Partners, Inc. |