1. Uap-Midwest 1435 220th St W, Winthrop, IA 50682 Coordinate: 42.46877,-91.75264 Phone: (319) 935-3358
2. Reliable Data Service 235 W Madison St, Winthrop, IA 50682 Coordinate: 42.47326,-91.73368 Phone: (319) 935-3725