Arrondissement of Mâcon
The arrondissement  of Mâcon is bordered to the north by the arrondissement of Chalon-sur-Saône, to the northeast by the arrondissement of Louhans and to the west by the arrondissement of Charolles. It is also bordered by two departments of the Auvergne-Rhône-Alpes region: the Rhône department to the south and the Ain department to the east.