Karen - MARC language code - Library of Congress (LCCP)
Indian Law Reports, Karachi Series - A publication (DLA)
Karelin - Botanist in plant scientific name (HUH)
Karolus de Tocco - Flourished, 13th century - Authority cited in pre-1607 legal work (DSA)
Pakistan Law Reports, Karachi Series - A publication (DLA)
Dyer Fiberglass Inc., Dyer, TN - Manufacturer code for watercraft hull identification number (USCG)
Eastern Karaboro - Language code (ETLW)
Kamarang - Guyana - Airport symbol (OAG)
Kansas Administrative Regulations - A publication
Kap Resources - Vancouver Stock Exchange symbol
Karabiner - Carbine - German military - World War II
Karachi - Pakistan - Seismograph station code, US Geological Survey (SEIS)
Kar-Air OY - Finland - ICAO designator (FAAC)
Karmann - NCIC car model code
Karmann Ghia - NCIC car model code
Kars - Turkey - Airport symbol (AD)
Keilschrifttexte aus Assur Religioesen Inhalts - A publication (BJA)
Kentucky Administrative Regulations - A publication (AAGC)
Kentucky Association of Realtors
King's African Rifles - Military unit - British
Knot Area Ratio (PDAA)
Kodak Automated Registration - Eastman Kodak Co. (CIST)
Kodak Automated Retrieval - Kodak - Microfilm office information system (NITA)