Report a Lost or Stolen Card

TO REPORT A LOST OR STOLEN VISA CREDIT OR DEBIT/ATM CARD PLEASE CALL THE APPROPRIATE PHONE NUMBER LISTED BELOW:

  • During Normal Business Hours (M-F, 9 am-5 pm MST): 303-770-4468 or toll-free1-888-383-5926
  • After Normal Business Hours: 1-888-241-2510
  • Outside of the US, call collect 909-941-1398

Block your card(s) by using the MCCU Mobile APP on your smart phone!

Replace your Debit Card, Credit Card or PIN:

  • Complete this online form, or call us. We will need you to provide us with the reason why you’re requesting the new card and verify that the recent transactions that cleared your account are all valid.
  • You will receive your new card in the mail within 7-10 business days