On the Autoroute Blanche (motorway A40), and the Route Blanche (route RN205), ATMB staff are at your service 24/7.
The Autoroute Blanche (motorway A40) and the Mont Blanc Tunnel have 174 toll plaza staff to inform, help and advise you.
Other ATMB contacts at your service include our customer support advisors, who, for example, can help you choose the best electronic toll collection (ETC) subscription for you.
Throughout our network, ATMB safety staff and patrollers monitor traffic conditions carefully and look after your wellbeing. In the event of a breakdown or an incident, they are there, day and night, to help you.