Contact Us
A Client Service representative will be pleased to accept your phone call Monday through Friday, between the hours of 8:30 AM and 6:00 PM (Central), when you call (918) 272-5301.
On Saturday, our representatives are available from 9:00 AM - Noon. All locations are closed on Sunday and on federal holidays. To access your account information 24/7, please call our automated banking system (Thelma) at (918) 274-9600.
What if your debit card is missing?
During regular business hours, please call (918) 272-5301 to report a First Bank of Owasso debit card is missing. If after hours, please call (888) 263-3370.
For all other cards, call the card company directly.
Request deletion of Mobile/Online Banking profile
To request the removal of your Mobile/Online Banking profile, please call (918) 272-5301 during regular business hours. You may also use the secure email form below. We will contact you to confirm the request then remove the digital profile and all associated data from our digital banking system.
Prefer to send us a message?
Use our secure email form to send your message, and we will have the appropriate representative get back in touch with you as soon as possible.
Routing Number
103112853
Mailing Address
First Bank of Owasso
PO Box 1800
Owasso, OK 74055
