You are right. They are binary codes. Also, another Freeper said they saw some area codes somewhere for NYC a bit earlier. I see the binary codes, but I haven't yet located any area codes.
IMO the date for the attack is July 23, 04
This from Jill's site: (7/20)
A call ..... A call ...... A call .... Remainder of the time is 72 hours ... To all that offers a step and they are delayed another ...
Look at the top of the photo, above the map of the US... in the misc. scribbles around the Arabic writing.