What is "frl"

FRL can refer to:

• Fire Resistance Level, a way of specifying fire resistance periods as defined in the Building Code of Australia
• Florida Rookie League, former name of the Gulf Coast League (baseball)
• Forlì Airport, Italy
• Frame representation language, an artificial intelligence data representation
• Freedom Airlines, a US airline
• French Radio London, a French-language internet radio station based in London.
• Friesland, a province in the Netherlands
  • .frl, the Internet top-level domain for the province Friesland in the Netherlands
• Fundació Ramon Llull (Ramon Llull Foundation) an organization for the promotion of Catalan language and culture
• Furnace Room Lullaby, an album by Neko Case & Her Boyfriends