Please be advised, Online Banking, 24 Hour Teller and the Atomic Mobile App will be unavailable on Saturday, January 20th beginning at 8:00 PM and ending at 12:00 AM due to system maintenance. We apologize for any inconvenience.


Helping You Get The Most Out Of Your Membership

It's not just about products with us. It's about providing valuable information and guidance that helps you maximize your money and get the best value. And when you need to talk to somebody, we're here for you.

Tools & Info

  • FAQs

    Check here first for answers to your questions.
  • Calculators

    These powerful tools help with your research and number-crunching.
  • Fee Schedule

    A complete list of minimal fees for great service.
  • Reorder Checks

  • Medallion Guarantee and Notary Services

  • Scholarship Information

Get in Touch

  • Locations

    Search for branches and ATMs near you.
  • Contact Us

    Your questions are important to us. Get in touch.
  • Email Sign-up

    Atomic Credit Union news delivered to your inbox.
  • Atomic History

    We're proud to be a fixture in southeastern Ohio.
  • Join Atomic Credit Union

    We make it easy to become part of our family.


  • Student-Run Branches

    Our special in-school program benefits younger generations.
  • Student-Run Membership Application

    Students may complete an application online.

Vehicle Auctions & Classifieds

  • Vehicle Auctions

    A complete list of our auction items.
  • Find a Dealer

    Locate a dealer near you.
  • Classified Ads

    Buy, Sale or Trade