Uppsala Taxi is the biggest taxicompany in Uppsala. And they support WUC 2014!
Make sure to order your taxi to get picked up at Arlanda Airport when you arrive.
The trip from Arlanda to Uppsala takes about 25 minutes and will cost you 495:- (approx € 55).
Fill out the form and you will get your confirmation by mail.
Have a safe journey and a wonderful stay in Uppsala.