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Contact us
Phone numbers
General: 514 340-6000
EMERGENCY: 911 ou 514 340-6611
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Côte-Sainte-Catherine Building
3000 Côte-Sainte-Catherine Road
Montréal (Quebec) Canada
H3T 2A7
Phone: 514 340-6000
Monday to Thursday: 7 a.m. to 11:30 p.m
Friday, Saturday and Sunday: 7 a.m. to 10:30 p.m.
From May 3 to August 10, 2025
Monday to Friday: 7 a.m. to 10:30 p.m.
Saturday and Sunday: 7 a.m. to 6:30 p.m.
During the summer period, the building is closed on certain Sundays and certain public holidays (consult the building closure schedule).
Monday to Friday: 7 a.m. to 10:30 p.m.
Saturday and Sunday: 7 a.m. to 6:30 p.m.
During the summer period, the building is closed on certain Sundays and certain public holidays (consult the building closure schedule).
Opening hours
Virtual Tour of the Côte-Sainte-Catherine Building
Decelles Building
5255 Decelles Avenue
Montréal (Quebec) Canada
H3T 2B1
Monday to Friday: 7 a.m. to 10:30 p.m.
Saturday and Sunday: 7 a.m. to 6:30 p.m.
From May 3 to August 10, 2025
During the summer period, the building is closed on certain Sundays and certain public holidays (consult the building closure schedule).
During the summer period, the building is closed on certain Sundays and certain public holidays (consult the building closure schedule).
Virtual Tour of the Decelles Building
Hélène Desmarais Building
501, rue De La Gauchetière Ouest
Montréal (Quebec) Canada
H2Z 1Z5
Monday to Friday: 7 a.m. to 10:30 p.m.
Saturday and Sunday: 7 a.m. to 6:30 p.m.
From May 3 to August 10, 2025
During the summer period, the building is closed on certain Sundays and certain public holidays (consult the building closure schedule).
During the summer period, the building is closed on certain Sundays and certain public holidays (consult the building closure schedule).
Opening hours
Côte-Sainte-Catherine Building
Decelles Building
Hélène Desmarais Building
.