You can open these files in Google Earth or by creating a custom map in Google Maps.
Alltel Ohio Arcadia Arthur Mutual Ayersville Bascom Mutual Benton Ridge Buckland Cincinnati Bell CC&S Telco Champaign Chillicothe Continental Columbus Grove Conneaut Century Doylestown Farmers Mutual Fort Jennings Germantown Glandorf Verizon North Kalida Little Miami McClure Middle Point Home New Knoxville Nova Oakwood Orwell Ottoville Mutual Pattersonville Sherwood Mutual Sycamore Telephone Service Co Sprint Vanlue Vaughnsville Wabash Mutual Western Reserve