 Now a secondary route, the line carries local passenger services operated by Abellio ScotRail; a moderate volume of freight also operates over the route.The line opened from Dumfries (temporary station) to Gretna (Junction with the Caledonian Railway) on 23 August 1848.It was extended from Dumfries to Closeburn on 15 October 1849, and completed to Horsecleugh on 20 May 1850.