Oslo S - Jaren, Gjøvikbanen R31 Line R31 runs between Oslo S and Jaren on the Gjøvik Line. List Map Train to Jaren Train to Oslo Change direction Oslo S (Oslo central station) Tøyen station Grefsen station Kjelsås station Snippen station Movatn station Nittedal station Åneby station Varingskollen station Hakadal station Stryken station Harestua station Grua station Roa station Lunner station Gran station Jaren station Map view of Oslo S - Jaren, Gjøvikbanen R31