First State Bank of the Florida Keys, Big Pine Branch Basic Info Reviews Routing Numbers Map & Direction Name: First State Bank of the Florida Keys, Big Pine Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 30515 Overseas Hwy Big Pine Key, Florida 33043 Monroe County View other branches Phone: 305-872-4778 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer063113523YY067000438YY From: To: