Cities and towns:
- Calcutta
- Columbiana
- East Liverpool
- East Palestine
- Glenmoor
- Hanoverton
- La Croft
- Leetonia
- Lisbon
- New Waterford
- Rogers
- Salem
- Salineville
- Summitville
- Washingtonville
- Wellsville
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Townships:
- Butler
- Center
- Elkrun
- Fairfield
- Franklin
- Hanover
- Knox
- Liverpool
- Madison
- Middleton
- Perry
- Salem
- St. Clair
- Unity
- Washington
- Wayne
- West
- Yellow Creek
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