- ACTL stands for Actel (stock symbol)
- ACTL stands for American College of Trial Lawyers (Irvine, California)
- ACTL stands for Amsterdam Centre for Tax Law (Netherlands)
- ACTL stands for Access Carrier Terminal Location
- ACTL stands for Activation Library
- ACTL stands for Access Customer’s Terminal Location (US West)
- ACTL stands for Automated Compatibility Test Laboratory
- ACTL stands for Association Cultural Turkey-Luxembourg
ACTL