Donau-Iller-Nahverkehrsverbund
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The Donau-Iller-Nahverkehrsverbund (German for Donau-Iller-Local-Traffic-Network, abbrviated DING, the German word for THING) is a regional transport cooperative that coordinates tickets and fares among all transport operators in the area of the city of Ulm and the districts of Alb-Donau, Biberach and Neu-Ulm.