Where to get aeronautical information publically
Even without USFIF/DAFIF, you can still find certain kinds of aeronautical information like charts online.
Some of my most often used public sources are:
The FAA provides terminal procedures online, and aeronautical information via paid download or via a CD (currently the latter until 2010, I believe) :
Australia’s Air Services Australia (who was behind one of the reasons for USFIF/DAFIF withdrawal from the public) also offers aerodrome charts at no cost:
DAFIF data can still be found by using http://worldaerodata.com/