1. LifeSafer Ignition Interlock 514 Player St, Marshalltown, IA 50158 Coordinate: 42.03887,-92.92189 Phone: (641) 210-6236
2. O'Reilly Auto Parts 710 S 3rd Ave, Marshalltown, IA 50158 Coordinate: 42.04007,-92.90742 Phone: (641) 754-0586