-San Pedro Valley Railroad (formerly the San Pedro and Southwestern)
-Shortline railroad currently operating from a connection with the Union Pacific Railroad (UP) at Benson, Arizona, seven miles to Curtiss, Arizona (west of St. David)
-San Pedro Valley Railroad (formerly the San Pedro and Southwestern)
-Shortline railroad currently operating from a connection with the Union Pacific Railroad (UP) at Benson, Arizona, seven miles to Curtiss, Arizona (west of St. David)