| Abbreviation | Definition |
|---|---|
| PGX | PhotoGraphix |
| PHA | Packowski Heinritz Associates |
| PHBR | Poulton Health and Beauty Rooms |
| PHC | Holdings Corporation |
| PHC | Paragon Hotel Company |
| PHC | Paxman- Halstead- Chidell |
| PHC | Permanent Health Company |
| PHC | Perry Home Computing |
| PHC | Plant Health Care, Inc. |
| PHC | Plant Health Care, Incorporated |
| PHCI | Plant Health Care, Inc. |
| PHCI | Plant Health Care, Incorporated |
| PHCN | Power Holding Corporation of Nigmria |
| PHD | Pete Hutchinson Design |
| PHD | Pizza Hut Delivery |
| PHDC | Phladelphia Housing Development Corporation |
| PHDC | Power House Dance Company |
| PHE | Potomac-Hudson Engineering, Inc. |
| PHEL | Prime Hitech Engineering Ltd |
| PHF | Pheasant Hill Farm |