If you are looking for a more personal banking experience, Bridgehampton National Bank (BNB) offers just that. With just over 19 branches scattered on the North and South forks of Long Island, BNB has been providing all your business and personal banking needs since 1910. The branch in Sag Harbor is small and conveniently located just off of Main Street with it's own parking lot. It offers deposit and loan transactions along with savings, checking and ATM channels.