 With the establishment of the Norwegian State Railways in 1883, Hamar Station became the administrative site for Hamar District.This would by 1924 reach an area consisting of the Dovre Line from Eidsvoll Station to Dombås Station, the Rauma Line, and the Røros Line north to Tynset Station.From 1880 to 1931 Hamar Station received a high amount of activity from its role as transshipment point between the narrow-gauge Røros Line and the standard gauge Eidsvoll–Sel Line.