SoMa – Mission St & 9th St Positioned in San Francisco’s SoMa neighborhood, this elevated wallscape targets northbound vehicular traffic as well as pedestrian traffic along Mission Street. The area is bustling with tech startups, charming coffee shops, hip bars, and trendy restaurants. Notably, the headquarters of X, formerly known as Twitter, is just one block west on Market Street, as well as City Hall and the Public Library.