Interstate Bank, ssb, Interstate Bank, Ssb Basic Info Reviews Routing Numbers Map & Direction Name: Interstate Bank, ssb, Interstate Bank, Ssb Main Office: Yes Service: Full Service Brick and Mortar Office Location: 301 South Main Street Perryton, Texas 79070 Ochiltree County View other branches Phone: 806-435-4071 Please enable JavaScript to view the comments powered by Disqus. From: To: