Whitney Bank Address: 300 Canton St, Berwick, LA 70342 Phone: (985) 384-6444 Banks, Whitney National Bank, Whitney Bank Other Businesses: Patterson State Bank at Highway 182 & Boudreaux St, Berwick, LA 70342 Star Enterprises at 101 Nichole Ln, Berwick, LA 70342 Sleep Inn & Suites Berwick-Morgan City at 2033 Highway 90, Berwick, LA 70342 Wiggins Seafood at 102 Bowman St, Berwick, LA 70342