Explore details about location Avenida 21 Poniente. Avenida 21 Poniente is a location situated within the Puebla alongside other areas such as Calle Benito Juárez, Calle 4 Oriente, Calle 41 Oriente. Additionally, some smaller parts of Avenida 21 Poniente include specific areas like Calle 43 Sur adding to the diversity of its landscape.