The address of this building was 2 World Trade Center with the WTC complex having its own ZIP code of 10048. It was destroyed along with the North Tower (1 World Trade Center) in the September 11 attacks. The South Tower was the second tower to be struck (in this case by United Airlines Flight 175), at 9:03 a.m., and the first tower to collapse, at 9:59 a.m. The South Tower stood for 56 minutes after the aircraft impact. Of the 2,977 victims killed in the attacks, 900 were in the South Tower and on the ground. At the National September 11 Memorial &amp; Museum, the southern pool marks the spot where the South Tower stood.