1. Donaldson Co 1 W Charles St, Oelwein, IA 50662 Coordinate: 42.67839,-91.93323 Phone: (952) 887-3131
2. Service Center Inc 617 S Frederick Ave, Oelwein, IA 50662 Coordinate: 42.6698,-91.91309 Phone: (319) 283-4773