| Almanor Railroad |
Clear Creek Jct. to Chester |
| Amador Foothill |
Martell to Ione |
| Arizona & California |
(ATSF) |
Blythe Subdivision |
Ripley to Rice |
| (ATSF) |
Cadiz Subdivision |
Parker, AZ, to Cadiz, CA |
Burlington Northern Santa Fe |
Northern California Division |
(ATSF) |
Bakersfield Subdivision |
Bakersfield to Calwa (Fresno) |
| (GN, BN, WP) |
Gateway Subdivision |
Klamath Falls, OR, to Keddie, CA |
| via UP (SP) |
Mojave Subdivision |
Mojave to Bakersfield |
| (ATSF) |
Riverbank Subdivision |
Riverbank to Oakdale |
| (ATSF) |
Stockton Subdivision |
Calwa (Fresno) to Richmond |
| Southern California Division |
Joint UP |
Alameda Corridor |
Redondo to West Thenard |
| (ATSF) |
Cajon Subdivision |
Barstow to San Bernardino |
| (ATSF) |
Harbor Subdivision |
Harbor Jct. to West Thenard |
| (ATSF) |
Lucerne Valley Subdivision |
Cushenberry to Hesperia |
| (ATSF) |
Mojave Subdivision |
Valley Jct. (Barstow) to Mojave |
| (ATSF) |
Needles Subdivision |
Barstow to Needles |
| (ATSF) |
San Bernardino Subdivision |
San Bernardino to Harbor Jct. |
| California Northern |
Eastern Division |
(SP) |
Hamilton Subdivision |
Hamilton to Wyo |
| (SP) |
West Valley Subdivision |
Tehama to Davis |
| Western Division |
(SP) |
Napa Subdivision |
Lombard to Rocktram |
| (SP) |
Schellville Subdivision |
Schellville to Suisun-Fairfield |
| (SP) |
Vallejo Subdivision |
Vallejo to Napa Jct. |
| California Western |
Fort Bragg to Willits |
| Central California Traction |
Florin to Stockton |
| Central Oregon and Pacific |
(SP) |
Siskiyou Subdivision |
Ashland to Black Butte |
| Lake County Railroad |
(SP) |
Lakeview to Alturas |
| McCloud Railway |
Burney Line |
Burney to Bartle |
| Hambone-Lookout Line |
McCloud to Lookout |
| Mt. Shasta Line |
McCloud to Mt. Shasta |
| Modesto & Empire Traction |
Modesto-Empire Jct. to Modesto |
| Napa Valley Railroad |
(SP) |
Krug to Rocktram |
| Northwestern Pacific |
(SP) |
Main Line |
Eureka to Schellville |
| Carlotta Branch |
Carlotta to Alton |
| Korblex Branch |
Korbel to Eureka |
| Samoa Branch |
Samoa to Arcata |
| Quincy Railroad |
(SP) |
Quincy line |
Quincy to Quincy Jct. |
| (SP) |
Susanville Branch |
Wendel to Susanville |
| San Diego & Imperial Valley |
Coronado Branch |
Salt Works to Bay Branch |
| Desert Line |
Plaster City to San Ysidro |
| East Line |
El Cajon to San Diego |
| South Line |
San Ysidro to San Diego |
| San Joaquin Valley |
Arvin Subdivision |
Arvin to Magunden |
| Buttonwillow Subdivision |
Buttonwillow to Kern Jct. |
| Clovis Subdivision |
Hammer Field to Hammond |
| Exeter Subdivision |
Jovista to Fresno |
| Goshen Subdivision |
Exeter to South Goshen |
| Hanford Subdivision |
Goshen Jct. to Huron |
| Landco Subdivision |
Jastro to Oil Jct. |
| North Joint Subdivision |
Famoso to Hollis |
| Oil City Subdivision |
Oil Jct. to Maltha |
| Porterville Subdivision |
Lindsay to Exeter |
| Riverdale Branch |
Burrell to Ingle |
| Sunset Subdivision |
Taft to Gosford |
| West Side Subdivision |
Fresno to Oxalis |
| Santa Maria Valley |
Guadalupe to Santa Maria |
| Sierra Northern |
(YSLR, SN) |
Holland Branch |
Broderick to Willow Point |
| (SERA) |
Tuolumne line |
Tuolumne to Oakdale |
| (YSLR, SN) |
Woodland Branch |
Broderick to Woodland |
| Stockton Terminal & Eastern |
Stockton to Linden |
| Trona Railway |
Trona to Searles |
| Union Pacific |
Los Angeles Area |
Joint BNSF |
Alameda Corridor Subdivision |
Redondo to West Thenard |
| (SP) |
Alhambra Subdivision |
Rancho to Yuma Jct. |
| (SP) |
Calexico Subdivision |
Calexico to Niland |
| (SP) |
El Centro Subdivision |
Plaster City to El Centro |
| (SP) |
La Habra Subdivision |
DT Jct. to Slauson Jct. |
| (SP) |
Lone Pine Subdivision |
Mojave to Searles |
| |
Los Angeles Subdivision |
West Riverside to East Redondo |
| (SP) |
Los Nietos Subdivision |
Bartolo to Compton |
| (SP) |
Mojave Subdivision |
North Bakersfield to Rancho |
| |
San Pedro Subdivision |
Downey Road to Manuel Yard |
| (SP) |
Santa Barbara Subdivision |
San Luis Obispo to Las Posas |
| (SP) |
Wilmington Subdivision |
West Redondo to Alameda |
| (SP) |
Yuma Subdivision |
Yuma, AZ, to Rancho, CA |
| Roseville Area |
(SP) |
Black Butte Subdivision |
Klamath Falls, OR, to Dunsmuir, CA |
| (WP) |
Canyon Subdivision |
Oroville to Portola |
| (SP) |
Fresno Subdivision |
Elvas to North Bakersfield |
| (SP) |
Martinez Subdivision |
Roseville to Oakland |
| (SP) |
Modoc Subdivision |
Texum, OR, to McArthur, CA |
| (SP) |
Roseville Subdivision |
Roseville, CA, to Sparks, NV |
| (WP) |
Sacramento Subdivision |
Oroville to Stockton |
| (SP) |
Valley Subdivision |
Dunsmuir to Roseville |
| (WP) |
Winnemucca Subdivision |
Portola, CA, to Reynard, NV |
| Ventura County |
Oxnard to Hueneme |
| West Isle Line |
Stoil to West Isle |
| Yreka Western |
Montague, CA, to Yreka, CA |