Union Railroad of Baltimore was created in 1866.
Union Railroad of Baltimore ended in 1976.
Baltimore Belt Railroad was created in 1888.
Union Tunnel - Baltimore - was created in 1873.
Union Street Railroad Bridge was created in 1913.
Wallowa Union Railroad Authority was created in 2003.
Union Pacific Railroad was created on 1862-07-01.
Buffalo Union-Carolina Railroad was created in 1922.
Union Railroad Clairton Bridge was created in 1893.
Central Branch Union Pacific Railroad was created in 1867.
Greeley Union Pacific Railroad Depot was created in 1930.
Union Railroad - Massachusetts freight railway - was created in 1848.
Union Railroad Port Perry Bridge was created in 1898.