| HPCC | Handheld and Portable Computer and Calculator 
| Others |
| HPCC | Handheld and Portable Computer Club
| Others |
| HPCC | High Performance Car Club
| Others |
| HPCC | High Performance Computing and Communications
| Others |
| HPCC | High Performance Computing and Communications Program and Information Technology
| Others |
| HPCC | High Performance Computing Center
| Others |
| HPCC | High Performance Computing Challenge
| Others |
| HPCC | High Performance Computing Cluster
| Others |
| HPCC | High Performance Computing Clusters
| Others |
| HPCC | High Performance Computing Communications
| Others |
| HPCC | Highland Park Community Church
| Others |
| HPCC | Highly Parallel Computing Challenge
| Others |
| HPCC | Highly Premixed Cool Combustion
| Others |
| HPCC | Hospice and Palliative Credentialing Center
| Others |
| HPCC | Household Products Collection Center
| Others |
| HPCC | Howick Pakuranga Cricket Club
| Others |