Important Updates regarding the Coronavirus (COVID-19): Learn More Atomic Credit Union lobbies have reopened. We will recognize every Wednesday from 10am to 11am as specially designated lobby service hours for our at-risk population of members. Social distancing practices are in place and appointments are also available. Please contact us at 800.652.2328 for appointment availability. Drive-Thru, ATM and Digital Banking Services remain available.


An update on the Mobile App and Desktop: All members must register as a new user. 

  1. The Android app is not available in the Google Play Store.  We are still waiting for their response and do not have an ETA at this time. We encourage Android users to register for Online Banking via a desktop computer to access your account immediately.
  2. The Desktop version is working as normal. Please access through Chrome, Firefox or Safari.
  3. The Apple App is available. Please make sure you have the most up-to-date version by visiting the Apple Store. If the app says “open” then you have the most recent version. If the app says “update”, please click that option to update your Atomic app.

Student-Run Membership Application

Join Atomic, Open An Account

If you're a student at one of our 40 participating schools, you can use this form to become an Atomic Credit Union member and manage your money through your in-school branch.

Type of Accounts to be Opened
Type of Accounts to be Opened

Student Information

If you are a currently licensed driver, please upload a file of a copy of your drivers license. If you are too young to be a licensed driver, please upload a file of a copy of your parent or legal guardian's drivers license.
Please upload either a JPG or a PDF
Joint Owner Information (Required under age 16)

Are you an exiting Atomic member?
Existing Atomic Member? *

By accepting the terms and conditions, I hereby make applications for membership in & agree to conform to the bylaws and amendments of Atomic Credit Union. I also agree to the terms & conditions of the account that I have in the Credit Union now or in the future & agree that the Credit Union may change those terms and conditions from time to time. The undersigned shall indemnify & hold the Credit Union harmless from any and all loss or damage resulting from the actions of the Minor Child including overdrafts, check kiting and/or money laundering & will be liable for all reasonable costs of collection including attorney fees & expenses. In the event of an overdraft caused by the actions of the Minor Child, the undersigned shall promptly pay the amount of overdraft & associated fees. The Credit Union is authorized to back charge or debit any other account owned by the undersigned in the event of the loss in this account caused by the actions of the minor child, to the extent of the law. I agree that Atomic Credit Union may use my student’s photo in promotional materials.

The USA Patriot Act requires verification of identity. Please provide a photocopy of the parent/guardian picture ID along with your opening deposit. Note: The above information is required. We cannot open the account until it is received. If you are an existing Atomic Credit Union member & we already have a photocopy of your ID on file, you will not need to submit another. If you do not have access to a copier or scanner, you can take a clear picture of the ID with a camera phone and this can be emailed to, or copies can be made at any Atomic branch. You can also upload a picture of your ID on our website at