CLF

CLF may refer to:


 * CenturyLink Field, a stadium in Seattle, Washington
 * Center for a Livable Future
 * Chain link fence
 * Chlorine monofluoride (ClF)
 * Church of the Larger Fellowship, worldwide Unitarian Universalist congregation
 * Clear Sky Lodge Airport's FAA LID code
 * RAF Coltishall's IATA code
 * Cleveland-Cliffs Inc., a business firm specializing in the mining of iron ore in the United States
 * Clifton Forge (Amtrak station)'s station code
 * The Congressional Leadership Fund, dedicated to electing Republicans to the U.S. House of Representatives
 * Conservation Law Foundation, a legal environmental advocacy organization
 * Common Log Format - A standardized text file format usually associated with web server logs
 * Common Look and Feel, a Government of Canada Internet standard
 * Commonwealth Literary Fund (1908–1974), an Australian Government body
 * Unidad de Fomento, ISO 4217 code of a Chilean unit of account