The Spiro Needle is a huge building owned by Jon Spiro in Chicago. It is eighty-six floors high. Spiro's business, Fission Chips, occupies floors fifty to eighty-five. The vault is on floor eighty-five, and Spiro's quarters are on floor eighty-six.
It is unknown what happened to it after Spiro was sent to prison at the end of The Eternity Code.