The "arrondissement" of Cambrai is in the southwest of the Nord department. It borders with the Douai "arrondissement" to the northwest, the Valenciennes "arrondissement" to the north, the Avesnes-sur-Helpe "arrondissement" to the east, the Aisne department to the south, the Somme department to the southwest and the Pas-de-Calais to the west.