Chronology of Norwegian railway lines List List

| Line | Historic_name | Segment | Gauge | Tracks |
|---|---|---|---|---|
| Trunk * | — | Oslo East – Eidsvoll | Standard | Single |
| Røros | Hamar–Grundset | Hamar – Grundset | CAP | Single |
| Kongsvinger | — | Lillestrøm – Kongsvinger | Standard | Single |
| Dovre | Trondhjem–Støren | Støren – Trondheim | CAP | Single |
| Kongsvinger | Border | Kongsvinger – Swedish border | Standard | Single |
| Randsfjorden | — | Vikersund – Drammen | CAP | Single |
| Randsfjorden | — | Tyristrand – Vikersund | CAP | Single |
| Randsfjorden | — | Randsfjord – Tyristrand | CAP | Single |
| Røros | Aamodt | Grundset – Rena | CAP | Single |
| Sørlandet | Randsfjorden (branch) | Hokksund – Kongsberg | CAP | Single |
| Drammen | — | Drammen – Oslo West | CAP | Single |
| Krøderen | — | Krøderen – Vikersund | CAP | Single |
| Røros | — | Rena – Koppang | CAP | Single |