Although the building does not have an official name, it is often colloquially referred to as The Ghostbusters Building, The Shandor Building, The Shandor Apartments or Spook Central, the fictional names it is given in the film.
The building does not have a formal name but is commonly known as The Ghostbusters Building, The Shandor Building, The Shandor Apartments, or Spook Central within the movie context.