Please fill out this form to enroll your business account in Online Banking and Bill Pay.

Great Southern Online Banking is available to customers age 18 and older. To enroll, you will need:

  • Social Security number
  • A valid email address on file at Great Southern Bank*
  • Account number for which you have ownership status

If you have trouble enrolling, please refer to the Enrollment FAQ or call Online Banking at 855-853-9403 (Monday – Friday, 8 a.m. – 5:30 p.m.) for assistance.

Click “Submit” to begin.


*To update your email address or other information please call Customer Service, 800-749-7113 (Monday-Friday, 8 a.m. – 7 p.m.; Saturday, 8 a.m. – 6 p.m.), or contact your local banking center for assistance. You can find the nearest location here .

To signup your business for Online Banking services, please call 1 (800) 749-7113 x4664 or fill out the form below and we will contact you shortly.

Online Banking

Which account(s) would you like to enroll in Online Banking?

Bill Pay

For which account(s) would you like to set up Bill Pay?

Bill Pay

Online Banking enrollment is required for Bill Pay Service.

If you have already enrolled in Online Banking, please login, choose the Mail Message Center tab and identify the accounts that you wish to have Bill Pay Service for.

If you have not previously enrolled, please select the Online Banking checkbox above to enroll now.

Login Now

Text Banking

Text Banking is only available for Deposit Accounts (Checking and Savings). CDs, loans or other account types are not applicable.

Which account(s) would you like to enable for text banking?

You may create up to five alerts.

Alert Types Accounts

Customer Consent & Acknowledgement:

By submitting this form online, I certify that everything I have stated in this form is correct. I understand that I may be contacted by a representative to either complete the process or obtain additional information. For personal Online Banking, enrollment must be done electronically; you are not required to visit a banking center to enroll for this service.

I have read the Consumer Banking Disclosure and the Text Banking Agreement, and by pressing submit, I hereby agree to be bound by the terms and conditions of this agreement, as it may be amended from time to time.

All applications subject to verification and approval. Please print and retain a copy of this information for your records.

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