DLC is a TLA that may stand for:
- Dalian Airport (China)
- Data Language Corporation
- Data link connector
- Data Link Control (networking)
- delay line canceller
- Democratic Leadership Council
- Department of Liquor Control (Vermont)
- Desktop Linux Consortium
- Development life cycle
- Diamond-like carbon
- Digital Library of the Commons (Indiana University)
- Digital line concentrator
- Digital line control
- Digital loop carrier
- Disability Law Center
- Distance learning center
- Dragonlance Chronicles
- Droite Libérale Chrétienne
