| PhL | Licentiate in Philosophy 
| Others |
| PHL | Pacific Harbor Line
| Others |
| PHL | Pacific Harbour Line
| Others |
| PHL | Pacific Harbour Line Incorporated
| Others |
| PHL | Parametric Hidden Lights
| Others |
| PHL | Partnership Humanity and Leadership
| Others |
| PHL | Pathology Histotechnology Laboratory
| Others |
| PHL | Peculiar Hydrogen Lines
| Others |
| PHL | Penjual Henfone Lipak
| Others |
| PHL | Permanent Hearing Loss
| Others |
| PHL | Philadelphia International Airport
| Others |
| PHL | Philadelphia International Airport, Philadelphia, Pennsylvania USA
| Others |
| Phl | Philippians
| Others |
| PHL | PHP Hash Library
| Others |
| PHL | Physical Halt Load
| Others |
| PHL | Planet Half Life
| Others |
| PHL | Planet Half- Life
| Others |
| PHL | Planetary Habitability Laboratory
| Others |
| PHL | Police Help Line
| Others |
| PHL | Post Harvest Loss
| Others |
| PHL | Pozzolanic Hydraulic Lime
| Others |
| PHL | Preliminary Hazards List
| Others |
| PHL | Premier Hockey League
| Others |
| PHL | Program on Humanitarian Leadership
| Others |
| PHL | Projection Height Location
| Others |
| PHL | Prudent Heart Living
| Others |
| PHL | Public Health Laboratories
| Others |
| PHL | Public Health Laboratory
| Others |
| PHL | Public Health Leadership
| Others |