# Liste des sigles de l'AAR débutant par K
## K

* KABX - Kaber Company, Canadian Resource Distribution, Inc.
* KACX - Kaiser Aluminum and Chemical Corporation
* KAIX - Rinker Materials Corporation
* KAMX - Kamen, Inc.
* KARX - Hamilton Elevators
* KBSR - Kankakee Beaverville and Southern Railroad
* KBSZ - Kankakee Beaverville and Southern Railroad
* KCCX - Kennecott Utah Copper Corporation
* KCDX - Eastman Kodak Company
* KCGX - Kaiser Cement Corporation, Southdown, Inc.
* KCIX - ARCO Chemical Company, Nova Chemicals, Inc.
* KCLX - Kansas City Power and Light Company
* KCMO - Kansas City, Mexico and Orient
* KCMX - Kidd Creek Mines, Ltd.
* KCNW - Kelley's Creek and Northwestern Railroad
* KCPX - Kemira Chemicals Canada, Inc.
* KCRX - Kootenay Central Rail Services, Ltd.
* KCS - Kansas City Southern Railway
* KCSU - Kansas City Southern Railway
* KCSZ - Kansas City Southern Railway
* KCT - Kansas City Terminal Railway
* KCTV - KCT Railway
* KCWB - Kansas City Westport Belt
* KCWX - Kimberly-Clark of Canada, Ltd.
* KDCX - Eastman Chemical Canada, Inc.
* KDEX - GLNX Corporation
* KE - Kansas Eastern Railroad
* KEBX - Ronald L. Boothman Remainder Trust
* KELX - Kellogg Company
* KENN - Kennecott Company Railroad
* KENX - KENX Associates
* KEWH - Kewash Railroad
* KEYX - Keywell Corporation
* KFGX - Knauf Fiber Glass, GmbH
* KFMX - Oils Unlimited
* KFPX - Koppers Company, Inc.
* KFTX - J and J Railcar Leasing, LLC
* KGCX - Koppers Company, Inc., INDSPEC Chemical Corporation
* KGFX - Kingsford Company
* KGLX - Commonwealth Edison Company
* KGRX - Kasgro Rail Corporation
* KIIX - Koppers Industries, Inc.
* KJR - Kiski Junction Railroad (Berkman Rail Services, Inc.)
* KJRY - Keokuk Junction Railway
* KKLU - K Line
* KKLZ - K Line
* KKRR - Knox and Kane Railroad
* KKTU - Kerr Steamship K Line
* KLCU - IBJ Leasing Company, Ltd.
* KLSC - Kalamazoo, Lake Shore and Chicago Railway
* KLSX - Kerford Limestone Company
* KM - Kansas and Missouri Railway and Terminal Company
* KMCU - Mitsui O.S.K. Lines, Ltd.
* KMCX - Kerr-Mcgee Coal Corporation
* KMEU - K Line
* KMFX - Kaolin Mushroom Farms, Inc.
* KMTU - Hyundai Merchant Marine (America), Inc.
* KMTZ - Hyundai Merchant Marine (America), Inc.
* KMUX - Kershaw Manufacturing Company
* KNC - Kingcome Navigation
* KNDX - Golden State Metals, Inc., KND Rail Services, Inc.
* KNLU - Nedlloyd Lines
* KNOR - Klamath Northern Railway
* KNOX - Philips Metals, Inc.
* KO - Kansas and Oklahoma Railroad, Inc.
* KOAX - Coca-Cola USA a division of the Coca-Cola Company
* KOG - Kansas, Oklahoma and Gulf; Missouri Pacific Railroad; Union Pacific Railroad
* KPCX - Koppers Company, Inc., Koppers Industries, Inc.
* KPCZ - K and P Cartage Company
* KPGX - Kentucky Processing Company
* KPLU - K Line
* KPLX - Koppel, Inc., Western Resources, Inc.
* KPPX - KRATON Polymers US, LLC
* KPR - Kelowna Pacific Railway, Ltd.
* KPRR - Kodak Park Railroad
* KPXX - Progress Rail Services Corporation
* KRDX - KRDX Company
* KRIX - GE Rail Services Corporation
* KRL - Kasgro Rail Lines
* KRPX - Associated Electric Cooperative, Inc.
* KRR - Kiamichi Railroad Company, LLP
* KRSX - Kurguz Enterprises, Inc. (Kurguz Railway Services)
* KSCU - Korea Shipping Corporation
* KSCZ - Korea Shipping Corporation
* KSMX - Kosmos Cement Company, Inc.
* KSRY - Kosclusko and Southwestern Railway
* KSW - Kansas and Oklahoma Railroad
* KT - Kentucky and Tennessee Railway
* KTR - Kendallville Terminal Railway
* KTTX - Trailer Train Company, TTX Company
* KTX - ACF Industries, Inc.
* KUCX - Kentucky Utilities Company
* KVR - Kern Valley Railroad
* KWCU - World Container Leasing, Inc.
* KWT - K.W.T. Railway
* KWTR - Keota Washington Transportation Company
* KWUX - Utility Power Corporation, Siemens Westinghouse Power Corporation
* KXHR - Knoxville and Holston River Railroad
* KYLE - Kyle Railroad
* KYLU - N.Y.K. Line
* KYRX - Progress Rail Services Corporation