LLC is a three-letter abbreviation that may refer to:
- Limited liability company
- Logical Link Control, in computer networking
- Landlocked country
- Laurentian Leadership Centre
- Lunar Lander Challenge, a $2 million prize program funded by NASA
- Local Land Charges
- Low Level Challenge, used in RPG's to complete the game without levelling up the characters a lot.
- Living Life Casually, an upopular internet forum containing general chat and online gaming clans. Other frequently discussed topics are sexual education, the disambiguation of the word "is", video gaming while blindfolded and the Yakusa (Japanese Mafia).
