Explore details about location Boulevard Louis Blanc. Boulevard Louis Blanc is a location situated within the La Roche-sur-Yon alongside other areas such as Allée Yvonne de la Biliais, Rue d'Aubigny, Impasse H. Rabillier. Additionally, some smaller parts of Boulevard Louis Blanc include specific areas like Boulevard Sully, Rue Auguste Brunet adding to the diversity of its landscape.