Farmers Exchange Bank, Tonkawa Branch Basic Info Reviews Routing Numbers Map & Direction Name: Farmers Exchange Bank, Tonkawa Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 111 East Grand Street Tonkawa, Oklahoma 74653 Kay County View other branches Phone: 580-628-2572 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer103111087YN103112552YN From: To: