Original: It is bounded by (from the east and clockwise) the districts of Günzburg and Unterallgäu and the state of Baden-W ürttemberg (districts Biberach and Alb-Donau, city of Ulm).
Simplified: Neighbor districts are: Günzburg (district), Unterallgäu and in Baden-W ürttemberg: Biberach (district), Alb-Donau-district and the district-free city Ulm.