1. Ironworkers Local Union 623 2310 E Burton St, Sulphur, LA 70663 Coordinate: 30.24167,-93.35362 Phone: (337) 287-4803
2. United Steelworkers (USW) 201 Center Cir, Sulphur, LA 70663 Coordinate: 30.22843,-93.31738 Phone: (337) 625-5490