TRANSDEV LITTORAL NORD provides regular intercity and school bus services for the Nord département (Arc-En-Ciel network) and the Pas-de-Calais département (Oscar network). The company operates the Lille airport shuttle. It subcontracts certain services for the Tadao and Transpole urban networks.

TRANSDEV LITTORAL NORD assists companies in its sector with their Company Mobility Plans for the transport of employees at industrial sites such as EDF. TRANSDEV LITTORAL NORD also provides occasional services, enabling works councils, associations, schools and sports clubs to book regional, national and international transport.