| PRL | Packet Reverb Lockout 
| Others |
| PRL | Page Revision Log
| Others |
| PRL | Pakistan Refinery Limited
| Others |
| PRL | Pansies, Retards, and Losers
| Others |
| PRL | Parasitic Removal Laser
| Others |
| PRL | Parkland Regional Library
| Others |
| PRL | Passenger Reconcile List
| Others |
| PRL | Password Recovery List
| Others |
| PRL | Pattern Recognition Letters
| Others |
| PRL | Payment Request Letter
| Others |
| PRL | Pearl
| Others |
| PRL | Pearl Harbor
| Others |
| PRL | Pedal Release System
| Others |
| PRL | Penn Eastern Rail Lines (East Penn Railway)
| Others |
| PRL | Personal Responsibility Level
| Others |
| PRL | Pesticide Reporting Law
| Others |
| PRL | Photonics Research Labs
| Others |
| PRL | Phys Rev Lett
| Others |
| PRL | Physical Reseach Laboratory
| Others |
| PRL | Physical Research Laboratory
| Others |
| PRL | Physical Review Letters
| Others |
| PRL | Physicians Reference Laboratory
| Others |
| PRL | Physiology Research Laboratory
| Others |
| PRL | Pitt Research, LTD.
| Others |
| PRL | Plagas Removal Laser
| Others |
| PRL | Plant Research Laboratory
| Others |
| PRL | Plant Research Labs
| Others |
| PRL | Polar Research Laboratory
| Others |
| PRL | Polish Radio London
| Others |
| PRL | Polish Republican Lounge
| Others |
| PRL | Polska Rzeczpospolita Ludowa
| Others |
| PRL | Polska Rzeczpospolita Ludowa (Polish People's Republic)
| Others |
| PRL | Polskie Radio Londyn
| Others |
| PRL | Poor Richard's Limited
| Others |
| PRL | Port Oceanic, Alaska USA
| Others |
| PRL | Posterior Release Location
| Others |
| PRL | Preferred Raoming List
| Others |
| PRL | Preferred Roaming List
| Others |
| PRL | Preferred Roaming Lists
| Others |
| PRL | Preffered Roaming List
| Others |
| PRL | Premier Research Labs
| Others |
| PRL | Prima Radio Libera
| Others |
| PRL | Priority Level
| Others |
| PRL | Priority Rate Limiting
| Others |
| PRL | Private Relocatable Library
| Others |
| PRL | Pro Rivalry League
| Others |
| PRL | Product Realization Lab
| Others |
| PRL | Program Refinement Logic
| Others |
| PRL | Programming Research Laboratory
| Others |
| PRL | Progress Report Library
| Others |
| PRL | Prolactin
| Others |
| PRL | Prometheus Research Library
| Others |
| PRL | Proof Refinement Logic
| Others |
| PRL | Prudential Ride London
| Others |