Explore details about location Calle del Río. Calle del Río is a location situated within the Quintanilla de Onésimo alongside other areas such as Calle Matadero, Calle Ferrocarril, Calle Cruz del Arenal. Additionally, some smaller parts of Calle del Río include specific areas like Calle Jacinto Benavente, Calle Villalar adding to the diversity of its landscape.