Customer Service

Canada

Customer Service

In Canada and the U.S.: 1 8 0 0 3 6 3 3 3 3 3
Elsewhere, call collect: 1 5 1 4 8 8 1 3 7 3 5
Toll-free fax: 1 8 5 5 8 0 3 7 3 4 2

Diners Club
P.O. Box 5000 Station F
Toronto, Ontario
M4Y 2T1

Lost or stolen cards

In Canada and the U.S: 1 8 6 6 8 9 0 9 5 5 2
Elsewhere, call collect: 1 5 1 4 8 8 1 3 7 3 5

Corporate Program Administrators

Monday – Friday: 8a.m. – 8p.m. (ET)
1 8 0 0 6 6 3 1 5 2 7

Email:
dinersclub.service@bmo.com

Corporate Sales Group

Contact Corporate Sales Group: bmo.tps@bmo.com

Club Rewards Customer Contact Centre

Monday – Sunday: 9a.m. – 9p.m. (ET)
Inquiries, redemption: 1 8 0 0 6 6 3 9 7 9 8


In Canada and the U.S.: 1 8 0 0 3 6 3 3 3 3 3
Elsewhere, call collect: 1 5 1 4 8 8 1 3 7 3 5
Toll-free fax: 1 8 5 5 8 0 3 7 3 4 2

Diners Club
P.O. Box 5000 Station F
Toronto, Ontario
M4Y 2T1


In Canada and the U.S: 1 8 6 6 8 9 0 9 5 5 2
Elsewhere, call collect: 1 5 1 4 8 8 1 3 7 3 5


Monday – Friday: 8a.m. – 8p.m. (ET)
1 8 0 0 6 6 3 1 5 2 7

Email:
dinersclub.service@bmo.com


Contact Corporate Sales Group: bmo.tps@bmo.com


Monday – Sunday: 9a.m. – 9p.m. (ET)
Inquiries, redemption: 1 8 0 0 6 6 3 9 7 9 8