[Terretta]

Close is relative.

http://maps.google.com/maps?f=d&source=s_d&saddr=Wal...

That's closer in "speed of light" to Wall St than the Newark / Jersey City colos, but computer trading tends to be in Jersey so that's where you'd go if wire speed is your goal.

Try 165 Halsey St in Newark. Here's a map of who is already on each floor. Morgan Stanley has the entire 2nd floor:

http://www.165halsey.com/ourbldg_bldgarea.asp