Los Angeles-Barstow (Fuel)
Barstow-Needles
Needles-Winslow, Arizona
Winslow-Belen, New Mexico (Fuel)
Belen-Amarillo, Texas (some trains change crews at Clovis, New Mexico, but not Z-LACWSP9 and Z-WSPLAC9 (probably the trains you asked about).
Amarillo-Wellington, Kansas
Wellington-Argentine, Kansas (Kansas City [Fuel])
Kansas City-Fort Madison, Iowa
Fort Madison-Chicago