Opened in 1940, it gradually replaced the urban lines of the Neuchâtel tramway network.

The system currently also serves the neighbouring municipalities of Auvernier, Peseux, Corcelles-Cormondrèche, Hauterive, Saint-Blaise and La Tène.

It is operated by Transports publics Neuchâtelois (TN), which also runs an interurban tramway to Boudry and various conventional bus lines.

[4] Route 6 was converted to diesel buses on 19 March 2001 and discontinued entirely in June 2001, with realignment of the roadway in front of the railway station following.

[8] In June 1996, route 7 began serving Marin at all times and days except evenings and Sundays, but with half of its scheduled non-rush-hours trips still terminating at Hauterive.