The acronym CPDL may refer to:
- Canadian Patents and Development Limited, a Canadian agency from 1947 to 1993
- Choral Public Domain Library, a sheet music archive which focuses on choral and vocal music
- Controller Pilot Data Link (also known as Controller Pilot Data Link Communications), a method of communication between an aircraft pilot and Air Traffic Control
This disambiguation page lists articles associated with the title CPDL.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: