2. Liga Interregional
| Founded | 1924 2000 (refounded) |
|---|---|
| Country | Switzerland |
| Other club(s) from | Liechtenstein |
| Confederation | UEFA |
| Number of clubs | 64 (in 4 groups of 16) |
| Level on pyramid | 5 |
| Promotion to | 1st League Classic |
| Relegation to | 2. Liga |
| Domestic cup(s) | Swiss Cup |
| Current champions | FC Amical Saint-PrexBSC Old BoysZug 94 FC Widnau (2024–25) |
| Website | football.ch |
| Current: 2025–26 2. Liga Interregional | |
2. Liga Interregional (2nd League Interregional in english) is the fifth tier of the Swiss football league system. From 2000 to 2012, it was the country's fourth level. From 2013, the league was demoted to fifth level. The division is split into 4 groups of 16 teams since 2023–24 season onwards, by geographical region.