Seamen's Bank, Wellfleet Branch Basic Info Reviews Routing Numbers Map & Direction Name: Seamen's Bank, Wellfleet Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 2746 Sthy 6 Wellfleet, Massachusetts 02667 Barnstable County View other branches Phone: 508-349-2000 Please enable JavaScript to view the comments powered by Disqus. From: To: