1. Clarksville Telephone Co
716 Main St, Plainfield, IA 50666
Coordinate: 42.84711,-92.53703
Phone: (319) 278-4400
2. Butler-Bremer Mutual Telephone Co
716 Main St, Plainfield, IA 50666
Coordinate: 42.84686,-92.53804
Phone: (319) 276-4458