| Most Recent Entries |
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| 1 | Railroads | CA, , Atchison Topeka and Santa Fe Railway |
| 1 | Railroads | CA, Alameda Co, Emeryville, California and Nevada Railroad |
| 1 | Railroads | CA, Alameda Co, Fruitvale, Southern Pacific Railway |
| 1 | Railroads | CA, Alameda Co, Oakland, California and Nevada Railroad |
| 1 | Railroads | CA, Alameda Co, Oakland, Central Pacific Railroad |
| 1 | Railroads | CA, Alameda Co, Oakland, Sierra Valleys Railway |
| 1 | Railroads | CA, Alameda Co, Oakland, Southern Pacific Railway |
| 7 | Railroads | CA, Colusa Co, Colusa, Colusa and Lake Railroad |
| 1 | Railroads | CA, Fresno Co, Fresno, Central Pacific Railroad |
| 2 | Railroads | CA, Humboldt Co, Arcata, Arcata and Mad River Railroad |
| 3 | Railroads | CA, Humboldt Co, Eureka, Bucksport and Elk River Railroad |
| 10 | Railroads | CA, Humboldt Co, Eureka, Eel River and Eureka Railroad |
| 6 | Railroads | CA, Humboldt Co, Eureka, Eureka and Klamath River Railroad |
| 1 | Railroads | CA, Humboldt Co, Eureka, Northwestern Pacific Railroad |
| 1 | Railroads | CA, Humboldt Co, Eureka, Pacific Lumber Company Railroad |
| 1 | Railroads | CA, Humboldt Co, Pepperwood, Santa Fe Railway |
| 1 | Railroads | CA, Humboldt Co, Samoa, Eureka and Klamath River Railroad |
| 3 | Railroads | CA, Humboldt Co, Scotia, Pacific Lumber Company Railroad |
| 1 | Railroads | CA, Kern Co, Bakersfield, Southern Pacific Railroad |
| 1 | Railroads | CA, Kern Co, Fellows, Southern Pacific Railroad |
| 1 | Railroads | CA, Kern Co, Johannesburg, Randsburg Railroad |
| 1 | Railroads | CA, Lassen Co, Susanville, Oregon Short Line Railroad |
| 1 | Railroads | CA, Los Angeles Co, Azusa, Santa Fe Railway |
| 1 | Railroads | CA, Los Angeles Co, Claremont, Pacific Railroad |
| 13 | Railroads | CA, Los Angeles Co, Los Angeles, Atchison Topeka and Santa Fe Railway |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, Baltimore and Ohio Railroad |
| 7 | Railroads | CA, Los Angeles Co, Los Angeles, California Southern Railroad |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Canadian Pacific Railway |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Chesapeake and Ohio Railroad |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, Chicago and Alton Railroad |
| 9 | Railroads | CA, Los Angeles Co, Los Angeles, Chicago and Northwestern Railway |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Chicago Great Western Railroad |
| 4 | Railroads | CA, Los Angeles Co, Los Angeles, Chicago, Burlington and Quincy Railroad |
| 4 | Railroads | CA, Los Angeles Co, Los Angeles, Chicago, Milwaukee and St Paul Railway |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Chicago, Rock Island and Pacific Railway |
| 4 | Railroads | CA, Los Angeles Co, Los Angeles, Denver and Rio Grande Railroad |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Gila Valley, Globe and Northern Railway |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Grand Trunk Railway |
| 4 | Railroads | CA, Los Angeles Co, Los Angeles, Illinois Central Railroad |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Kansas City Mexico and Orient Railroad |
| 3 | Railroads | CA, Los Angeles Co, Los Angeles, Las Vegas and Tonopah Railroad |
| 4 | Railroads | CA, Los Angeles Co, Los Angeles, Los Angeles and Redondo Railway |
| 166 | Railroads | CA, Los Angeles Co, Los Angeles, Los Angeles and Salt Lake Railroad |
| 205 | Railroads | CA, Los Angeles Co, Los Angeles, Los Angeles Railway |
| 5 | Railroads | CA, Los Angeles Co, Los Angeles, Missouri Pacific Railway |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, Missouri, Kansas and Texas Railway |
| 3 | Railroads | CA, Los Angeles Co, Los Angeles, Northern Pacific Railroad |
| 348 | Railroads | CA, Los Angeles Co, Los Angeles, Pacific Electric Railway |
| 3 | Railroads | CA, Los Angeles Co, Los Angeles, Pennsylvania Railroad |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, Pere Marquette Railroad |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Perris and Lake View Railroad |
| 3 | Railroads | CA, Los Angeles Co, Los Angeles, Randsburg Railroad |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, Rio Grande Western Railway |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, San Diego, Cuyamaca and Eastern Railway |
| 21 | Railroads | CA, Los Angeles Co, Los Angeles, San Pedro, Los Angeles and Salt Lake Railroad |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, Santa Fe Pacific Railroad |
| 9 | Railroads | CA, Los Angeles Co, Los Angeles, Santa Fe Railway |
| 5 | Railroads | CA, Los Angeles Co, Los Angeles, South Pacific Railroad |
| 15 | Railroads | CA, Los Angeles Co, Los Angeles, Southern California Railway |
| 684 | Railroads | CA, Los Angeles Co, Los Angeles, Southern Pacific Railroad |
| 1 | Railroads | CA, Los Angeles Co, Los Angeles, Southern Railway |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Toledo, St Louis and Western Railway |
| 6 | Railroads | CA, Los Angeles Co, Los Angeles, Tonopah and Tidewater Railroad |
| 2 | Railroads | CA, Los Angeles Co, Los Angeles, Wabash Railroad |
| 4 | Railroads | CA, Los Angeles Co, Redondo, Los Angeles and Redondo Railway |
| 2 | Railroads | CA, Marin Co, Mill Valley, Mill Valley and Mount Tamalpais Scenic Railway |
| 2 | Railroads | CA, Marin Co, San Rafael, Mill Valley and Mount Tamalpais Scenic Railway |
| 1 | Railroads | CA, Marin Co, San Rafael, San Francisco and North Pacific Railway |
| 1 | Railroads | CA, Marin Co, Sausalito, Denver and Rio Grande Railroad |
| 1 | Railroads | CA, Marin Co, Sausalito, North Shore Railroad |
| 1 | Railroads | CA, Marin Co, Tiburon, California Northwestern Railway |
| 1 | Railroads | CA, Marin Co, Tiburon, San Francisco and North Pacific Railway |
| 1 | Railroads | CA, Mono Co, Bodie, Bodie Railway and Lumber Company |
| 1 | Railroads | CA, Monterey Co, Spreckels, Pajaro Valley Consolidated Railroad |
| 8 | Railroads | CA, Nevada Co, Grass Valley, Nevada County Narrow-Gauge Railroad |
| 1 | Railroads | CA, Nevada Co, Nevada City, Nevada County Narrow-Gauge Railroad |
| 1 | Railroads | CA, Nevada Co, Truckee, Lake Tahoe Railway and Transportation Company |
| 2 | Railroads | CA, Placer Co, Tahoe City, Lake Tahoe Railway and Transportation Company |
| 1 | Railroads | CA, Sacramento Co, Sacramento, California Pacific Railroad |
| 9 | Railroads | CA, Sacramento Co, Sacramento, Central Pacific Railroad |
| 2 | Railroads | CA, Sacramento Co, Sacramento, Southern Pacific Rail Company |
| 2 | Railroads | CA, Sacramento Co, Sacramento, Southern Pacific Railroad |
| 1 | Railroads | CA, Sacramento Co, Sacramento, Western Pacific Railroad |
| 3 | Railroads | CA, San Bernardino Co, Needles, Atchison Topeka and Santa Fe Railway |
| 2 | Railroads | CA, San Bernardino Co, Needles, Atlantic and Pacific Railroad |
| 3 | Railroads | CA, San Bernardino Co, San Bernardino, Atchison Topeka and Santa Fe Railway |
| 1 | Railroads | CA, San Bernardino Co, San Bernardino, Santa Fe Railway |
| 4 | Railroads | CA, San Bernardino Co, San Bernardino, Southern California Railway |
| 5 | Railroads | CA, San Diego Co, Coronado, Coronado Railroad |
| 1 | Railroads | CA, San Diego Co, Coronado, San Diego, Cuyamaca and Eastern Railway |
| 1 | Railroads | CA, San Diego Co, Lakeside, San Diego, Cuyamaca and Eastern Railway |
| 3 | Railroads | CA, San Diego Co, National City, California Southern Railroad |
| 6 | Railroads | CA, San Diego Co, National City, National City and Otay Railway |
| 1 | Railroads | CA, San Diego Co, Oceanside, Southern California Railway |
| 2 | Railroads | CA, San Diego Co, San Diego, Coronado Railroad |
| 6 | Railroads | CA, San Diego Co, San Diego, Sail Diego, Pacific Beach and La Jolla Railway |
| 3 | Railroads | CA, San Diego Co, San Diego, San Diego, Cuyamaca and Eastern Railway |
| 4 | Railroads | CA, San Francisco Co, San Francisco, Alameda and San Joaquin Railroad |
| 3 | Railroads | CA, San Francisco Co, San Francisco, Arcata and Mad River Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Astoria and Columbia River Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Atchison Topeka and Santa Fe Railway |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Atlantic and Pacific Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Bellingham Bay and British Columbia Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Bodie Railway and Lumber Company |
| 2 | Railroads | CA, San Francisco Co, San Francisco, California and Nevada Railroad |
| 9 | Railroads | CA, San Francisco Co, San Francisco, California Northwestern Railway |
| 6 | Railroads | CA, San Francisco Co, San Francisco, Central Pacific Railroad |
| 3 | Railroads | CA, San Francisco Co, San Francisco, Chicago and Northwestern Railway |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Chicago, Burlington and Quincy Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Chicago, Milwaukee and St Paul Railway |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Columbia and Puget Sound Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Coronado Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Corvallis and Eastern Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Denver and Rio Grande Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Denver and Rio Grande Western Railway |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Erie Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Eureka and Palisade Railway |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Galveston, Harrisburg and San Antonio Railway |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Grand Trunk Railway |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Hannibal and St Joseph Railroad |
| 3 | Railroads | CA, San Francisco Co, San Francisco, Hetch-Hetchy and Yostmite Valley Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Iron Mountain Railway |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Lake Shore and Michigan Southern Railway |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Lake Tahoe Railway and Transportation Company |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Los Angeles and Redondo Railway |
| 3 | Railroads | CA, San Francisco Co, San Francisco, Maricopa, Phoenix and Salt River Valley Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Market Street Steam Railroad |
| 6 | Railroads | CA, San Francisco Co, San Francisco, McCloud River Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Michigan Central Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Mill Valley and Mount Tamalpais Scenic Railway |
| 5 | Railroads | CA, San Francisco Co, San Francisco, North Pacific Coast Railroad |
| 5 | Railroads | CA, San Francisco Co, San Francisco, North Shore Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Oregon and California Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Pacific Coast Railway |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Pacific Lumber Company Railroad |
| 4 | Railroads | CA, San Francisco Co, San Francisco, Pajaro Valley Consolidated Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Panama Railway |
| 3 | Railroads | CA, San Francisco Co, San Francisco, San Francisco and North Pacific Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, San Francisco and North Pacific Railway |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Sierra Railway of California |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Sierra Valleys Railway |
| 3 | Railroads | CA, San Francisco Co, San Francisco, South Pacific Coast Railroad |
| 25 | Railroads | CA, San Francisco Co, San Francisco, Southern Pacific Rail Company |
| 8 | Railroads | CA, San Francisco Co, San Francisco, Southern Pacific Railroad |
| 2 | Railroads | CA, San Francisco Co, San Francisco, Southern Pacific Railway |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Texas and New Orleans Railroad |
| 5 | Railroads | CA, San Francisco Co, San Francisco, Union Pacific Railroad |
| 1 | Railroads | CA, San Francisco Co, San Francisco, Wabash Railroad |
| 1 | Railroads | CA, San Joaquin Co, Stockton, Alameda and San Joaquin Railroad |
| 1 | Railroads | CA, San Joaquin Co, Stockton, Sierra Railway of California |
| 1 | Railroads | CA, San Joaquin Co, Stockton, Southern Pacific Railroad |
| 3 | Railroads | CA, San Luis Obispo Co, San Luis Obispo, Pacific Coast Railway |
| 1 | Railroads | CA, Santa Barbara Co, Santa Barbara, Southern California Railway |
| 1 | Railroads | CA, Santa Clara Co, San Jose, Southern Pacific Railroad |
| 2 | Railroads | CA, Shasta Co, Keswick, Iron Mountain Railway |
| 2 | Railroads | CA, Siskiyou Co, Dunsmuir, Southern Pacific Railroad |
| 1 | Railroads | CA, Siskiyou Co, McCloud, McCloud River Railroad |
| 4 | Railroads | CA, Siskiyou Co, Yreka, Yreka Railroad |
| 2 | Railroads | CA, Solano Co, Vacaville, Vaca Valley and Clear Lake Railroad |
| 1 | Railroads | CA, Tulare Co, Saucelito, North Pacific Coast Railroad |
| 9 | Railroads | CA, Tuolumne Co, Jamestown, Sierra Railway of California |
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