will you be able to use any mastercard at costco
TORONTO â October 1st, 2014 â MasterCard Canada has entered into an agreement with Costco Wholesale Canada to open credit card acceptance to MasterCard cardholders. This means Costco members now have the ability to use any MasterCard credit card at checkout â at gas pumps and in-store across its 88 warehouses in Canada.he new cobrand Capital One Platinum MasterCard card is a no-annual-fee credit card, which also doubles as a Costco membership card, that lets Costco members earn cash rewards of up to 1, 2, or 3% on purchases made inside and outside of Costco.