Debit MasterCard

Need an easy and secure way to make in-store and online purchases? Our Debit MasterCard makes it easy to access your account without making a trip to your Credit Union. You can also increase your level of security for online shopping by using MasterCard SecureCode. For more information on MasterCard SecureCode, click here! Our Debit MasterCard has Enhanced Cardholder Benefits* such as Extended Warranty, Price Protection, and Satisfaction Guarantee!

Activation is easy! Once you receive your Debit MasterCard simply call 1-800-448-8268 or visit any ATM and follow the prompts on the screen. Be sure to have your PIN (Personal Identification Number) available! You can also activate your card at any merchant with your PIN.

Did you know you can set up a One-Time or Monthly Recurring Payment using your Atomic Debit Card? Many service providers will accept your card for payment, allowing you to set the date and amount of payment. It's a convenient way to organize your monthly payments! Click here to view the benefits of MasterCard Automatic Biller Update service!

Examples of these providers include auto loans, cable, memberships, magazines/newspapers, utilities, and many more!

Need to change your PIN? Call 1-800-448-8268 for assistance or visit any Atomic Credit Union ATM.

Have a lost or stolen card? Call us at 1-800-652-2328 or for after-hours assistance call 1-800-264-5578.

For more information on the Enhanced Benefits of Debit MasterCard, visit

*Enhanced Benefits not applicable to the Health Savings and Business cards

MC Benefits Brochure Debit MasterCard Disclosure


*By clicking the above links you will leave Atomic Credit Union's website. Atomic Credit Union does not own or operate these websites and thus cannot ensure the content. We recommend you review the policy or terms and conditions to fully understand what information is collected by these websites.


  • AthensAthens
  • BeaverBeaver
  • ChillicotheChillicothe
  • JacksonJackson
  • LoganLogan
  • LucasvilleLucasville
  • MinfordMinford
  • Oak HillOak Hill
  • PiketonPiketon
  • PortsmouthPortsmouth
  • WaverlyWaverly
  • Wellston - DowntownWellston - Downtown
  • Wellston - General MillsWellston - General Mills