Explore details about location Boulevard du Préfet Merlet. Boulevard du Préfet Merlet is a location situated within the La Roche-sur-Yon alongside other areas such as Boulevard Gaston Guitton, Rue des Robretières, Rue Marcel Chabot. Additionally, some smaller parts of Boulevard du Préfet Merlet include specific areas like Boulevard Branly adding to the diversity of its landscape.