PCL
- FAP Captain David Abenzur Rengifo International Airport
- Hare Psychopathy Checklist
- PCL Construction
- Pacific Coast League
- Pacific Coast Professional Football League
- Parkway Central Library
- Perry–Castañeda Library
- Philadelphia Catholic League
- Philippine Councilors League
- Phosphorus pentachloride
- Phosphorus trichloride
- Physical Chemistry Laboratory
- Pilot-controlled lighting
- Plasma cell leukemia
- Pocket check list
- Point Cloud Library
- Polycaprolactone
- Portage County League
- Posterior cruciate ligament
- Presentation (software)
- Printer Command Language
- Proximal Centriole-Like
- University of Westminster
- Workers' Communist Party (Italy)