In the event that you have lost your debit card or it has been stolen, please go to your Cowboy First Bank's Online Banking, log in, select your card from the list, select the “Block” button, and select the confirm button. Now your Cowboy First Bank debit card has been successfully blocked.
If you do not have Online Banking, please call your local branch to report a lost or stolen debit card. If it is after business hours, please call 1-888-263-3370.