|Railroad||Miles operated in Wyoming1|
|Class I railroads||1,919|
|Burlington Northern and Santa Fe Railway Company||966|
|Union Pacific Railroad Company||953|
|Dakota, Minnesota, & Eastern Railroad||6|
|Wyoming & Colorado Railroad||25|
|Switching and terminal railroads||3|
|Bad Water Railway LLC||3|
1 Miles operated is in terms of railroad so that a mile of single track is counted the same as a mile of double track. Sidings, turnouts, yard switching mileage, and mileage not operated are excluded. Miles operated under trackage rights provided by another (owning) railroad are included.
NOTE: For definition of railroad types see previous table.
SOURCE: Association of American Railroads, Railroads and States - 2000, Washington, DC: 2002, available at http://www.aar.org/AboutTheIndustry/StateInformation.asp as of Mar. 19, 2002.