It runs 18.2 kilometres (11.3 mi) from Bulle to Romont FR.

The line is owned and operated by Transports publics Fribourgeois (TPF).

The Chemin de fer Bulle–Romont (BR) opened the line between Bulle and Romont on 1 July 1868.

[3] In 1942, the BR merged with two other companies to form the Chemins de fer fribourgeois Gruyère–Fribourg–Morat (GFM).

[4] The GFM, in turn, became the Transports publics Fribourgeois (TPF) in 2000.