PFL
- Democrats (Brazil)
- Fade (audio engineering)
- First Professional Football League (Bulgaria)
- Pacific Forum Line
- Paid Family Leave (California)
- Palatine German language
- Peel Football League
- People-first language
- Perth Freight Link
- Philippines Football League
- Pioneer Football League
- Polish Football League
- Popular Front of Latvia
- Positive feedback
- Priests for Life
- Professional Fighters League
- Professional Football League of Ukraine
- Professional Futsal League
- Purfleet railway station
- Pyruvate formate lyase
- Russian Professional Football League
- TT Pro League
- Uzbekistan Super League