Representing the carmen working on the Norfolk Southern Railroad in New Orleans, Louisiana, Hattiesburg, Mississippi, and Mobile, Alabama, and the New Orleans Public Belt Railroad in New Orleans, Louisiana. A carman is the formal name for a craft employee that inspects and repairs railway cars.

Transportation-Communications Union Dupo Lodge 512 represents 826 Customer Service Representatives at Union Pacific's National Customer Service Center.

A railroad labor union serving members of the Brotherhood Railway Carmen Division of the Transportation Communications International Union.