Airline Dispatchers Federation.
Representing the professional interests of the Aircraft Dispatcher.
This navaid is named for a small town, not an economic activity. 
One would expect it to be in a more populated area.
But it was actually named for the hard working people who immigrated to the area in the 19th century.
It's part of a departure procedure from a major airline hub.

November 21

Email your anwser to

correct answers:

James Hanson - Cape Air
Ed Pataky
Dale Gentry - Southwest Airlines
Patrick Malejana - United Airlines

page down for the answer!

The answer is Industry (IDU), Texas.  Thanks for playing!