At GSB, we’re proud to offer premier personal service and sound financial advice. We’re passionate about customizing a banking solution to match the unique needs of your household or business.
Questions? Comments? Give us a call at 1‑800‑460‑2070, email us, text us at 918‑787‑8555, or stop by your local GSB branch today. For telephone banking, call 1‑855‑635‑1100.
Please note: Email is not a secure method of communication. For your protection, do not include personal or confidential information such as your account number, Social Security number, or other sensitive data when communicating via email. If you need to share confidential information, please contact us through our secure messaging system or by calling our customer service line.
We are not responsible for the security of information transmitted via unencrypted email. By choosing to communicate with us via email, you acknowledge and accept these risks.