First National Bank, Bar Harbor Branch Basic Info Reviews Routing Numbers Map & Direction Name: First National Bank, Bar Harbor Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 102 Main Street Bar Harbor, Maine 04609 Hancock County View other branches Phone: 207-288-3341 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer011201762YY011201830YY011202936YN From: To: