The Bridgehampton National Bank, Port Jefferson Branch Basic Info Reviews Routing Numbers Map & Direction Name: The Bridgehampton National Bank, Port Jefferson Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 414 Main Street Suite 103/104 Port Jefferson, New York 11777 Suffolk County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer021406667YY021413155YY021413935YY021414280YY From: To: