The Northern Main Line () is a long electrified railway in Sweden, between Gävle or Storvik and ànge. The railway consists of single track except the parts between Mo grindar and Holmsveden, Kilafors and Bollnäs, and Ramsjö and Ovansjö, a total of double track.
The railway passes Gävle or Storvik, Ockelbo, Ljusdal and ànge.