The Western Pacific Railroad (reporting mark WP) was a Class I railroad in the United States. It was formed in 1903 as an attempt to break the near-monopoly...

railroad project, later known as the Overland Route. Over the next century, UP absorbed the Missouri Pacific Railroad, the Western Pacific Railroad,...

The Central Pacific Railroad (CPRR) was a rail company chartered by U.S. Congress in 1862 to build a railroad eastwards from Sacramento, California, to...

The Missouri Pacific Railroad (reporting mark MP), commonly abbreviated as MoPac, was one of the first railroads in the United States west of the Mississippi...

The Western Pacific Railroad Museum (WPRM) in Portola, California, known as the Portola Railroad Museum until January 1, 2006, is a heritage railroad that...

Rio Grande Western Railroad (reporting mark DRGW), often shortened to Rio Grande, D&RG or D&RGW, formerly the Denver & Rio Grande Railroad, was an American...

Pacific Railroad Acts of 1862 were a series of acts of Congress that promoted the construction of a "transcontinental railroad" (the Pacific Railroad)...

transcontinental railroad (known originally as the "Pacific Railroad" and later as the "Overland Route") was a 1,911-mile (3,075 km) continuous railroad line built...

The Western Pacific Railroad (1862–1870) was formed in 1862 to build a railroad from Sacramento, California, to the San Francisco Bay, the westernmost...

The Kansas Pacific Railway (KP) was a historic railroad company that operated in the western United States in the late 19th century. It was a federally...