The "arrondissement" is bordered to the northwest by the Dordogne (Nouvelle-Aquitaine) department, to the north by the "arrondissement" of Gourdon, to the northeast by the "arrondissement" of Figeac, to the east by the Aveyron (Occitanie) department, to the south by the Tarn-et-Garonne (Occitanie) department, to the west by the Lot-et-Garonne (Nouvelle-Aquitaine) department.