Support

LOST OR STOLEN CARD?

In Canada
1-800-MasterCard
(1-800-627-8372)


Click here for a list of all emergency contact numbers.

ACCESS YOUR ACCOUNT

To access your MasterCard account you must log in at your provider's Web site.

See a list of providers

REPORTED FRAUD

Q: I believe fraudulent purchases were made on my MasterCard card account

A: If you believe that a transaction posted to your MasterCard card account is fraudulent you should immediately contact the financial institution that issued your MasterCard card and report your concerns.

Typically, there is a customer service number for your financial institution on the back of each card that you can call. For more information you can always contact the MasterCard Assistance Center at 1-800-307-7309 or 'Collect' by dialing 1-636-722-7111

Q: I believe someone has applied for a MasterCard card in my name

A: Since MasterCard does not issue MasterCard cards we are not able to tell you if an account was opened in your name. You should contact immediately the financial institution that issued the account, and you :

  • Notify the financial institution and cancel the card account
  • Notify each of the two reporting companies about the identity theft so your report can be annotated properly
  • Even if you do not see an unusual creditor on their report you should formally write to advise them of the situation
The credit reporting companies that may be contacted using the following web addresses:
Equifax www.Equifax.ca1-800-465-7166
Trans Union www.TransUnion.ca 1-800-663-9980

Q: Someone called to offer a lower rate on my MasterCard card but it seems to be a scam

A: If you believe that a solicitation or offer for a MasterCard card may be fraudulent or an attempt to scam consumers into providing personal information, you may wish to contact the Canadian Anti-Fraud Centre (CAFC) www.antifraudcentre.ca 1-888-495-8501

Q: There was a breach on my account and I received a new card

A: MasterCard appreciates the concern and diligence you are taking to protect your finances as it relates to MasterCard cards and the inquiry regarding a card account breach that has impacted you directly. We do take each card breach occurrence very seriously and work closely with investigative agencies.

Specific to card breaches, we encourage you to contact your financial institution for the most up to date information. Typically there is a customer service number on the back of each card for your financial institution that you can call.

Q: Please provide the name of the merchant where my card account was comprised

A: MasterCard appreciates the concern and diligence you are taking to protect your finances as it relates to credit cards and the inquiry regarding a card account breach that has impacted you directly. We do take each card breach occurrence very seriously and work closely with investigative agencies. Additionally, MasterCard has stiffened penalties to processors to help ensure each of these companies protects cardholder data with extreme care and diligence.

Specific to card breaches, MasterCard cannot determine which merchant transaction caused a card breach since this data is not generally provided to us. We encourage you to contact the financial institution that issued your MasterCard card for the most up to date information. Typically, there is a customer service number on the back of each card that you can call.

Q: I received notice that I won a prize from MasterCard, is it a scam?

A: MasterCard does engage in sweepstakes and contests where MasterCard cardholders may win prizes. If you believe that a prize award may be fraudulent or an attempt to scam consumers into providing personal information, you may wish to visit MasterCard.ca or contact the Canadian Anti-Fraud Centre (CAFC)
www.antifraudcentre.ca
1-888-495-8501

Q: Questions not answered here

A: If your question is not listed among the previous topics and questions, your best option is to contact the financial institution that issued your account as only they hold account specific and unique information. Typically there is a customer service number for your financial institution on the back of each card that you can call. You can always contact the MasterCard Assistance Center toll free at 1-800-307-7309 or 'Collect' by dialing 1-636-722-7111.

If you believe that your question can only be answered by MasterCard, you can send an email to Consumer_Inquiries@mastercard.com or send a letter to:
Consumer Inquiries
MasterCard Worldwide
2000 Purchase Street
Purchase, NY 10577
USA

*Signature or PIN is not required for MasterCard contactless transactions of CAD $100 or less.

**If you're a MasterCard® credit card cardholder, you'll receive the benefit of Zero Liability in the event of the unauthorized use of your Canadian-issued MasterCard card. Zero Liability is provided under the following conditions:

Zero Liability does not apply to MasterCard cards issued: to an entity other than a natural person; primarily for business, commercial, or agricultural purposes; outside of Canada.