Airline Dispatchers Federation.
Representing the professional interests of the Aircraft Dispatcher.
This navaid is adjacent to a major international airport in the United States.
It has the same identifier as that airport.
That airport was used as as filming location for an Academy Award-winning film, which generated three sequels. 
Winter weather played a big part in the film.
Music royalty lived in the city until a few years ago.

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Photo by Captain Thomas Livesey

Jan 20

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Correct answers:
Mark Nashed - National Airlines
David Birkley
Dale Gentry - Southwest Airlines
Kenneth Dechmerowski - National Airlines
Jason A. Spalding - National Airlines
Ed Pataky

The answer is Minneapolis (MSP).