Contact us

To report emergencies or navigational hazards: Contact your nearest MCTS centre

To report chart discrepancies and/or corrections to the Sailing Directions booklets: Contact CHS

To report corrections to Notices to Mariners publications such as the List of Lights, Buoys and Fog Signals publications: Fill out the Suggestions and Corrections Form

For all other questions or comments:

Address:

Canadian Coast Guard Programs
Aids to Navigation and Waterways
105, McGill Street
Montréal, QC H2Y 2E7