American Bank & Trust Company, Inc. was chartered by the State of Louisiana in 1964. This community bank serves the parishes of Red River, St Tammany, Tangipahoa, and Jefferson. American Bank prides itself as a good citizen in the communities it serves. Local businesses both large and small have grown with us over the years. We have served their employees, families, and business needs as a full-service bank. Come see how much better a true community bank can be. We’ll greet you with a smile and treat you like a friend. That’s the American Bank way.