MCU Mastercard Debit Card
Memorial Credit Union debit cards are safe and convenient for all your purchasing needs. Embedded chip technology encrypts your transactions to safeguard personal information and you have the ability to block/unblock your card via Card Management to prevent others from using it if lost or misplaced.
Debit Card Controls
Report a Lost or Stolen Card
Lost/Stolen Debit MasterCard® Contact your local branch or call 24/7 services at (833) 933-1681
Debit Mastercard® Customer Service: (501) 246-8497
Debit Mastercard® & ATM Card Activation: (833) 998-4585
Debit Mastercard® & ATM Pin Change: (833) 998-4585
Cardholder Disputes: To file a dispute/fraud claim – Please call 866-279-1399. A debit card representative will assist cardholders with filing a claim.
Hours of operation are M-F 7am-7pm. After 7pm, cardholders can leave voicemails, which will be answered the next day.