Explore details about location Calle 31A S. Calle 31A S is a location situated within the San Cristóbal alongside other areas such as Antiguo camino de oriente, Calle 27A S, Calle 24A S. Additionally, some smaller parts of Calle 31A S include specific areas like Carrera 2A, Carrera 1A adding to the diversity of its landscape.