Banks in Hessmer, Louisiana, the US. Banks locations in Hessmer, Louisiana. Find the nearest banks locations, near you. All types of business services ATM Bank Finance Insurance School All banks in Hessmer Closed now Until 09:00 am The Union Bank ATM Finance Bank +1 318-563-4583 2705 Main Street, Hessmer, Louisiana 71341 Write a review Phone Hours Website Directions