Railway companies of Arizona

List of railway companies in the American state of Arizona.

Class I railways

 * Amtrak (AMTK), passenger on freight lines
 * Kansas City-Santa Fe Railroad (KCSF), freight
 * North Western Pacific Railroad (NWP), freight and passenger

Shortline and terminal railways

 * Apache Railroad (APA), freight
 * Arizona & California Railroad (ARZC), freight
 * Arizona Central Railroad (AZCR), freight
 * Arizona Eastern Railway (AZER), freight
 * Black Mesa & Lake Powell Railroad (BLKM), freight
 * Copper Basin Railway (CBRY), freight
 * Grand Canyon Railway (GCR), freight and passenger
 * Kingman Terminal Railroad (KGTR), freight
 * Magma Arizona Railroad (MAA), freight
 * Morenci Industrial Railway (MIR), freight
 * Port of Tucson Railroad (POT), freight
 * San Manuel Arizona Railroad (SMA), freight
 * San Pedro Valley Railroad (SPVR), freight
 * Verde Canyon Railroad (VCRR), passenger
 * Yuma Valley Railway (YVRY), freight and passenger

Defunct railways
Years shown here refer to the period in which a given company operated in Arizona; they may have existed elsewhere before or after these years.