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Report fraud

Desjardins Bank MasterCard credit card
By phone By phone
Desjardins Bank:
  • 1-800-454-5058
  • MasterCard Global Service:
    In the U.S.: 1-800-MasterCard (1-800-627-8372)
    Outside the U.S.: Go to the MasterCard website for toll-free numbers.

Fraudulent e-mail
By e-mail By e-mail
By phone By phone
Montreal area: 514-CAISSES (514-224-7737)
Elsewhere in Canada and the U.S.: 1-800-CAISSES (1-800-224-7737)

Other numbers and additional information about how to report fraud.