| Organising body | Norwegian Football Federation |
|---|---|
| Founded | 1951 |
| Folded | 1962 |
| Country | Norway |
| Number of teams | 54 (1951–1961) 55 (1961–1962) |
| Level on pyramid | 2 |
| Promotion to | Hovedserien |
| Relegation to | 3. divisjon |
| Domestic cup(s) | Norwegian Cup |
| International cup(s) | European Cup Winners' Cup (1960–1962) |
Landsdelsserien is a former division in Norwegian football and from 1951 to 1962, it was the second tier division in the Norwegian football league system. Following the creation of the new 1. divisjon in 1963, the division folded and its district groups were replaced by national groups in the new second tier; 2. divisjon.