Explore details about location Calle 12 bis. Calle 12 bis is a location situated within the Municipio de Viedma alongside other areas such as Av. Costanera, Manzzi, San Roque. Additionally, some smaller parts of Calle 12 bis include specific areas like Calle 79, Calle 75, Av. Costanera adding to the diversity of its landscape.