Chronology of Norwegian railway lines List List

| Line | Historic_name | Segment | Gauge | Tracks |
|---|---|---|---|---|
| Sulitjelma * | — | Sjønstå – Fossen | 750 mm | Single |
| Sulitjelma * | — | Fossen – Hellarmo | 750 mm | Single |
| Solør | Kongsvinger–Flisen | Kongsvinger – Flisa | Standard | Single |
| Nesttun–Os * | — | Osøren – Nesttun | 750 mm | Single |
| Dovre | Hamar–Sel | Hamar – Tretten | Standard | Single |
| Brevik | — | Brevik – Eidanger | CAP | Single |
| Lillesand–Flaksvand * | — | Lillesand – Flaksvand | CAP | Single |
| Dovre | Hamar–Sel | Tretten – Otta | Standard | Single |
| Urskog–Høland | Høland | Bingfos – Bjørkelangen | 750 mm | Single |
| Setesdal | — | Kristiansand – Bygelandsfjord | CAP | Single |
| Urskog–Høland * | — | Bjørkelangen – Skulerud | 750 mm | Single |
| Gjøvik | North | Grefsen – Jaren | Standard | Single |
| Gjøvik | North | Jaren – Røykenvik | Standard | Single |
| Alnabru–Grefsen | North | Grefsen – Alnabru | Standard | Single |