the "arrondissement" of sarrebourg-château-salins is the most southern of the "arrondissements" of the moselle department. it is bordered to the north by the forbach-boulay-moselle and the sarreguemines "arrondissements", to the northeast and east by the bas-rhin department, to the south by the meurthe-et-moselle department and to the west by the metz "arrondissement".