Leagues and Clubs of Switzerland1930/31
Serie A (1. League)
- Black Stars Basel
- Blue Stars Zürich
- Cantonal Neuchâtel
- Concordia Basel
- Étoile Carouge
- FC Aarau
- FC Basel
- FC Bern
- FC Biel/Bienne
- FC Chiasso
- FC Fribourg
- FC Grenchen
- FC La Chaux-de-Fonds
- FC Locarno
- FC Lugano
- FC Luzern
- FC Monthey
- FC Solothurn
- FC St. Gallen
- FC Winterthur
- FC Wohlen
- FC Zürich
- Grasshopper Zürich
- Lausanne Sports
- Nordstern Basel
- Old Boys Basel
- SC Brühl St. Gallen
- Servette Genève
- Urania Genève Sport
- Young Boys Bern
- Young Fellows Zürich
