| Rank | Abbreviation | Meaning |
|---|
| ***** | HPTC | Hydrostatic pressure test certification
| |
| *** | HPTC | Human renal proximal tubular cells
| |
| *** | HPTC | High Pressure Turbine Case
| |
| *** | HPTC | Human Powered Transportation Committee
| |
| *** | HPTC | High Pressure Turbine Clearance
| |
| *** | HPTC | High Performance Technical Computer
| |
| *** | HPTC | Howard Park Tennis Club
| |
| *** | HPTC | Historic Preservation Training Center
| |
| *** | HPTC | High Performance Tennis Centre
| |
| ** | HPTC | High Performance Technology Computing
| |
| ** | HPTC | High Performance Training Center
| |
| ** | HPTC | Healthcare Provider Taxonomy Code
| |
| ** | HPTC | High Point Treatment Center
| |
| ** | HPTC | Highland Park Tennis Club
| |
| ** | HPTC | Historical Preservation Tax Credits
| |
| ** | HPTC | High Pressure Test Cell
| |
| ** | HPTC | Helmand Police Training Centre
| |
| ** | HPTC | High Plains Technology Center
| |
| * | HPTC | Homestead Property Tax Credit
| |
| * | HPTC | High Park Tennis Club
| |
| * | HPTC | High Plains Technology Center's
| |
| * | HPTC | Hagley Park Tennis Club
| |
| * | HPTC | human proximal tubular cells
| |
| * | HPTC | High Precision Technology Centre
| |
| * | HPTC | Human Proximal Tubule Cell
| |