OLC

OLC is a three-letter initialism (TLA) that may refer to:

Oak leaf cluster, a military decoration
Office of Legal Counsel in the U.S. Department of Justice
Ohio Library Council, professional association for librarians in Ohio
Online Contest (gliding), a glider, hang glider, and paraglider soaring competition
Online creation, a software feature in MUDs that allows editing the world while interacting with it
Online Learning Consortium, a professional organization promoting online education
Open Location Code, a system for identifying a place on Earth
Open-loop controller, a system controller that does not use feedback
Optical lattice clock, a type of optical clock
The Oriental Land Company

See also