List of Arizona railroads
The following railroads operate in the U.S. state of Arizona.
Class I Railroads
- BNSF Railway
- Union Pacific Railroad
Shortline and Terminal Railroads
- Apache Railway
- Arizona and California Railroad
- Arizona Central Railroad
- Arizona Eastern Railway
- Copper Basin Railway
- Port of Tucson Railroad
- Kingman Terminal Railroad
- San Manuel Arizona Railroad
- San Pedro Valley Railroad
Passenger Railroads
- Amtrak : Southwest Chief, Sunset Limited, Texas Eagle
- Valley Metro Rail
- Tempe Streetcar
- Sun Link
- Old Pueblo Trolley
Heritage and Scenic Railroads
- Grand Canyon Railway
- Old Pueblo Trolley
- Verde Canyon Railroad
Industrial Rail Operations
- Black Mesa and Lake Powell Railroad
- Drake Switching Company
- Freeport McMoRan Railroad
Defunct railroads
| Name | Mark | System | From | To | Successor | Notes |
| Arizona and California Railway | ATSF | 1903 | 1911 | California, Arizona and Santa Fe Railway | - | |
| Arizona and Colorado Railroad | SP | 1902 | 1910 | Arizona Eastern Railroad | - | |
| Arizona Eastern Railroad | AE | 1904 | 1955 | Southern Pacific Company | - | |
| Arizona Extension Railroad | 1917 | N/A | - | |||
| Arizona Mineral Belt Railroad | 1883 | 1888 | Central Arizona Railway | - | ||
| Arizona Narrow Gauge Railroad | 1882 | 1887 | Tucson, Globe and Northern Railroad | - | ||
| Arizona and New Mexico Railway | SP | 1883 | 1935 | El Paso and Southwestern Railroad | - | |
| Arizona and South Eastern Railroad | SP | 1888 | 1902 | El Paso and Southwestern Railroad | - | |
| Arizona Southern Railroad | AZS | 1904 | 1933 | N/A | - | |
| Arizona and Swansea Railroad | 1909 | 1931 | N/A | - | ||
| Atchison, Topeka and Santa Fe Railway | ATSF | ATSF | 1902 | 1996 | Burlington Northern and Santa Fe Railway | - |
| Atlantic and Pacific Railroad | ATSF | 1866 | 1897 | Santa Fe Pacific Railroad | - | |
| Arizona and Utah Railway | ATSF | 1899 | 1905 | Western Arizona Railway | - | |
| Bradshaw Mountain Railroad | ATSF | 1901 | 1912 | California, Arizona and Santa Fe Railway | - | |
| California, Arizona and Santa Fe Railway | ATSF | 1911 | 1963 | Atchison, Topeka and Santa Fe Railway | - | |
| Central Arizona Railway | 1889 | 1937 | N/A | - | ||
| Clifton and Southern Pacific Railway | SP | 1883 | 1883 | Arizona and New Mexico Railway | - | |
| Dragoon Mountain and Northern Railroad | SP | 1906 | 1907 | Johnson, Dragoon Mountain and Northern Railway | - | |
| El Paso and Southwestern Company | SP | 1908 | 1912 | N/A | Leased the El Paso and Southwestern Railroad | |
| El Paso and Southwestern Railroad | SP | 1901 | 1955 | Southern Pacific Company | - | |
| Gila Valley, Globe and Northern Railway | SP | 1894 | 1910 | Arizona Eastern Railroad | - | |
| Grand Canyon Railway | ATSF | 1901 | 1942 | Atchison, Topeka and Santa Fe Railway | - | |
| Johnson, Dragoon Mountain and Northern Railway | SP | 1907 | 1908 | Johnson–Dragoon and Northern Railway | - | |
| Johnson–Dragoon and Northern Railway | SP | 1908 | 1911 | Southern Pacific Company | - | |
| Magma Arizona Railroad | MAA | 1914 | 1997 | N/A | - | |
| Maricopa and Phoenix Railroad | SP | 1907 | 1910 | Arizona Eastern Railroad | - | |
| Maricopa and Phoenix Railroad | SP | 1885 | 1895 | Maricopa and Phoenix and Salt River Valley Railroad | - | |
| Maricopa and Phoenix and Salt River Valley Railroad | SP | 1895 | 1907 | Maricopa and Phoenix Railroad | - | |
| Mascot and Western Railroad | MASW | 1914 | 1932 | N/A | - | |
| Mexico and Colorado Railroad | SP | 1908 | 1910 | El Paso and Southwestern Railroad | - | |
| Mohave and Milltown Railway | 1903 | 1904 | N/A | - | ||
| Morenci Southern Railway | SP | 1899 | 1922 | Morenci Industrial Railway | - | |
| New Mexico and Arizona Railroad | SP | 1882 | 1934 | Southern Pacific Railroad | - | |
| Phoenix and Buckeye Railway | SP | 1909 | 1910 | Arizona Eastern Railroad | - | |
| Phoenix and Eastern Railroad | SP | 1901 | 1934 | Southern Pacific Company | - | |
| Phoenix, Tempe and Mesa Railway | SP | 1894 | 1895 | Maricopa and Phoenix and Salt River Valley Railroad | - | |
| Prescott and Arizona Central Railway | 1885 | 1893 | N/A | - | ||
| Prescott and Eastern Railroad | ATSF | 1897 | 1911 | California, Arizona and Santa Fe Railway | - | |
| Ray and Gila Valley Railroad | R&GV | 1910 | 1943 | Copper Basin Railway | - | |
| Saginaw Southern Railroad | 1898 | 1903 | N/A | - | ||
| San Manuel Arizona Railroad | SMA | 1953 | 2003 | N/A | - | |
| San Pedro and Southwestern Railway | SWKR | 1992 | 2003 | San Pedro and Southwestern Railroad | - | |
| Santa Fe and Grand Canyon Railroad | ATSF | 1897 | 1901 | Grand Canyon Railway | - | |
| Santa Fe Pacific Railroad | ATSF | 1897 | 1902 | Atchison, Topeka and Santa Fe Railway | - | |
| Santa Fe, Prescott and Phoenix Railway | ATSF | 1891 | 1911 | California, Arizona and Santa Fe Railway | - | |
| Shannon–Arizona Railway | 1909 | 1919 | Morenci Industrial Railway | - | ||
| Southern Pacific Railroad | SP | 1878 | 1955 | Southern Pacific Company | - | |
| Southern Pacific Company | SP | SP | 1885 | 1969 | Southern Pacific Transportation Company | - |
| Southern Pacific Transportation Company | SP | SP | 1969 | 1998 | Union Pacific Railroad | - |
| Southwestern Railroad of Arizona | SP | 1900 | 1901 | El Paso and Southwestern Railroad | - | |
| Tucson, Cornelia and Gila Bend Railroad | TC&G, TCG | 1915 | 1985 | N/A | - | |
| Tucson, Globe and Northern Railroad | 1887 | N/A | Never opened | |||
| Tucson and Nogales Railroad | SP | 1909 | 1934 | Southern Pacific Railroad | - | |
| Twin Buttes Railroad | 1904 | 1929 | N/A | - | ||
| United Verde & Pacific Railway | 1894 | 1920 | N/A | - | ||
| Verde Tunnel and Smelter Railroad | 1912 | 1953 | N/A | - | ||
| Verde Valley Railway | ATSF | 1911 | 1942 | Atchison, Topeka and Santa Fe Railway | - | |
| Western Arizona Railway | ATSF | 1906 | 1931 | N/A | - | |
| Yuma Valley Railroad | SP | 1914 | - |
;Private freight carriers
, circa 1900.
- Apache Lumber Company
- Arizona Lumber and Timber Company
- Cady Lumber Company
- Congress Gold Company
- Coronado Railroad
- Flagstaff Lumber Manufacturing Company
- Helvetia Copper Company
- Kennecott Copper Corporation
- Morenci Industrial Railway
- Saginaw and Manistee Lumber Company
- Six Companies, Inc.
- Southwest Forest Industries
- Southwest Lumber Mills, Inc.
- Tombstone and Southern Railroad
- White Mountain Scenic Railroad
- Yuma Valley Railway
- Douglas Street Railway
- Douglas Traction and Light Company
- Phoenix Railway
- Phoenix Railway of Arizona
- Phoenix Street Railway
- Prescott and Mount Union Railway
- Tucson Rapid Transit Company
- Tucson Street Railway
- Warren Company
- Warren–Bisbee Railway