Regulated California Railroads
Class I
Class III
California Northern Railroad (CFNR)
Central Oregon & Pacific Railroad (CORP)
San Diego & Arizona Eastern Railway (SDAE)
San Diego & Imperial Valley Railroad (SDIY)
Central California Traction (CCT)
Los Angeles Junction Railway (LAJ)
Mendocino Railway
Modesto & Empire Traction (MET)
Oakland Terminal Railway (OTR)
Pacific Harbor Line (PHL)
Pacific Sun Railroad (PSRR)
Quincy Railroad (QRR)
Richmond Pacific Railroad (RPRC)
Sacramento Valley Railroad (SAV)
Santa Cruz, Big Trees & Pacific Railway (SCBG)
Santa Maria Valley Railroad (SMV)
San Joaquin Valley Railroad (SJVR)
Sierra Northern Railway (SERA)
Stockton Terminal & Eastern Railroad (STE)
Trona Railway (TRC)
Tulare Valley Railroad (TVRR)
Ventura County Railroad (VCRR)
West Isle Line (WFS)
Yreka Western Railroad (YW)
Commuter Rail
Altamont Commuter Express (ACEX)
Amtrak (ATK)
Caltrain (PCJX)
Metrolink (SCAX)
North County Transit District Coaster (NCTD)
California High-Speed Rail
California HSR Authority
CPUC regulates all railroads in California. The above list does not limit the jurisdiction of CPUC regulation.