Chip Lupo, Credit Card Writer
@CLoop
To activate a Milestone Credit Card, call 1 (800) 305-0330 or go to the issuer's activation website.
Your new card will be ready to make purchases in just a few moments, no matter which activation method you use. Bank of Missouri does not have a certain time limit within which you need to activate your card, but it's best to do it as soon as possible.
How to Activate a Milestone Credit Card
- By phone: Call 1 (800) 305-0330 or the number on the sticker attached to the front of the card. Verify your personal information (e.g., Social Security number, card number, or phone number associated with your application) to activate your Milestone Credit Card.
- On the website: Log in to your online account (or create an account if you don't already have one) and find the activation page. Enter any required security information, including your card number, date of birth, and Social Security number. Activate your Milestone Credit Card as instructed.
Your new Milestone Credit Card will be available for purchases immediately after activation. If you have any trouble activating your card, Bank of Missouri customer service can always help you out. You can give them a call at 1 (800) 305-0330.
This answer was last updated on 10/29/25 and it was first published on 02/19/20. For the most current information about a financial product, you should always check and confirm accuracy with the offering financial institution. Editorial and user-generated content is not provided, reviewed or endorsed by any company.
