To search for a route in South France, get on AF3V national web site (in French)
See the AF3V Database :
Research on an interactive map (click)
Research by criteria (click)
You will access to the AF3V database: it lists all the cycle routes which are currently open to the public , i.e. all the routes that have been officially opened by local public authorities and which respect several quality criteria.
It gives descriptions which are written in French.
Association Deux Pieds Deux Roues (formerly association Vélo), which is the regional delegation of AF3V, is sending to the AF3V national web site all informations about new routes in Southern France regions.