1. Central Iowa Fasteners 419 N Depot St, Knoxville, IA 50138 Coordinate: 41.32239,-93.10419 Phone: (641) 842-4885
2. Detroit Diesel Corp 106 W Marion St, Knoxville, IA 50138 Coordinate: 41.31959,-93.0992 Phone: (313) 592-5000