When. Did. The. First. Railroad. Exist. Between. The. East. Coast. And. The. West. Coast. Of. America.

The first railroad in the East coast was constructed between 1862 and 1869. The first railroad in the West coast was constructed from 1863 to 1869.
Answered by kgb agent Marie M on Tuesday, October 02 2012 at 09:45AM EDT