| P,C,&H | Packing, Crating, and Handling 
| Others |
| PCH | Microsoft C/ C++ Pre-Compiled Header
| Others |
| PCH | Pacific Coast Highway
| Others |
| PCH | Packet Clearing House
| Others |
| PCH | Paging Channel
| Others |
| PCH | Palacios, Honduras
| Others |
| PCH | Parallel Channel
| Others |
| PCH | Paroxysmal Cold Hemoglobinuria
| Others |
| PCH | Partnership Contracts for Health
| Others |
| PCH | Passenger Cars Per Hour
| Others |
| PCH | Passion Chairrty Hope
| Others |
| PCH | Patrol Craft, Hydrofoil
| Others |
| PCH | Pc Health
| Others |
| PCH | PCI (Peripheral Component Interface) Controller Hub
| Others |
| PCH | Pci Controller Hub
| Others |
| PCH | Pearl Continental Hotel
| Others |
| PCH | Personal Care Home
| Others |
| PCH | Personal Care Homes
| Others |
| PCH | Personal Contract Hire
| Others |
| PCH | Phoenix Children's Hospital
| Others |
| PCH | Photon Counting Histogram
| Others |
| PCH | Platform Control Hub
| Others |
| PCH | Platform Controller Hub
| Others |
| PCH | Please Close the Highway
| Others |
| Pch | Porch
| Others |
| PCH | Porsche Club Hessen
| Others |
| PCH | Porsche Club Holland
| Others |
| PCH | Pre Compiled Header
| Others |
| PCH | Precombustion Chamber
| Others |
| PCH | Precompiled Header
| Others |
| PCH | Premium Cotton Heater
| Others |
| PCH | Primary Channel
| Others |
| PCH | Program Critical Hardware
| Others |
| PCH | Proposed Common House
| Others |
| PCH | Psychological Care Healing
| Others |
| PCH | Publishers Clearing House
| Others |
| PCH | Pure Culinary Heaven
| Others |