1. Saint Mary's Catholic Church 311 4th St N, Humboldt, IA 50548 Coordinate: 42.72516,-94.2131 Phone: (515) 332-2856
2. St Mary's Catholic Church 303 3rd Ave N, Humboldt, IA 50548 Coordinate: 42.72465,-94.21164 Phone: (515) 332-2134