Credit Card

Be alert for fraud and report it!

Please manage your credit wisely!

Call us before traveling to get the most from your MasterCard!

National Grand Bank Mastercard

Click the links below and/or scroll down the page to obtain important details.

Important Card-Related Phone Numbers:
Report Lost or Stolen Card?
  • Lost/Stolen Mastercard (credit card): 1-866-563-1335
  • Lost/Stolen MasterMoney Card (Debit, ATM): 1-800-264-5578
Report Card Fraud?
  • Mastercard (credit card) Fraud: 1-866-661-4232
  • MasterMoney Card (Debit, ATM) Fraud: 1-866-842-5208
Card Activation?
  • Mastercard (credit card): 1-866-744-4319
  • Activate MasterMoney Card (Debit, ATM): 1-800-448-8268
ATM/Debit/Credit Card Support
  • Debit/ATM/Credit Card Support: 781-631-6000 x116
  • Fax: 781-631-8679
 Credit Counseling Line (24/7)
  • 1-888-631-1776