Explore details about location 42a Calle SO. 42a Calle SO is a location situated within the Distrito III alongside other areas such as 43a Calle SO, 21a Avenida SO, 23a Avenida SO. Additionally, some smaller parts of 42a Calle SO include specific areas like 25a Avenida SO, 37a Calle SO, Avenida Roberto Vargas adding to the diversity of its landscape.