- AFSL stands for Australian Financial Services License
- AFSL stands for American Fireworks Standards Laboratory (est. 1989)
- AFSL stands for Australian Financial Services Ltd. (Melbourne, Victoria, Australia)
- AFSL stands for Autonomous Flight Systems Laboratory (University of Washington)
- AFSL stands for A Few Screws Loose, LC (Austin, TX)
- AFSL stands for Ainsworths Financial Services Ltd. (Denton, Greater Manchester, England, UK)
AFSL