Noble County
Noble County Historical Society
Noble County Courthouse
Caldwell, OH 43724
(740) 732-2969
Ottawa County
Ottawa County Chapter -Ohio Genealogical Society
Ottawa County Courthouse
315 Madison St.
Port Clinton 43452-1993
(419) 734-6710
Paulding County
Paulding County Courthouse
115 N. Williams St.
Paulding, OH 45879
(419) 399-8205
Perry County
Perry County Courthouse
New Lexington, OH 43764
(740) 342-2045
Pickaway County
Pickaway County Courthouse
Circleville, OH 43113-0000
(740) 474-6093
Pike County
Pike County Chapter-Ohio Genealogical Society
Pike County Courthouse
100 E. 2nd
Waverly, OH 45690-1301
(740) 947-2715
Portage County
Portage County Historical Society
Portage County Courthouse
203 W. Main St.
Ravenna, OH 44266-2761
(330) 297-3849
Preble County Genealogy Society
Preble County Courthouse
Eaton, OH 45320
(937) 456-8160
Putnam County
Putnam County, Ohio Genealogical Society
Putnam County Courthouse
245 Main St.
Ottawa, OH 45875-1968
(419) 523-3656
Richland County
Richland County Genealogical Society
Richland County Courthouse
50 Park Ave. E.
Mansfield, OH 44902-1850
(419) 774-5550
Ross County
Ross County Historical Society
Ross County Courthouse
2 N. Paint St.
Chillicothe, OH 45601
(740) 774-1179
Sandusky County
Sandusky County Chapter-Ohio Genealogical Society
Sandusky County Courthouse
100 N. Park
Fremont, OH 43420-2454
(419) 334-6212
Scioto County
Scioto County Chapter OGS
Scioto County Courthouse
602 7th St.
Portsmouth, OH 45662-3948
(740) 355-8356
Seneca County
Seneca County Genealogical Society
Seneca County Courthouse
103 S. Washington St.
Tiffin, OH 44883-2352
(419) 447-4550
Shelby County
Shelby County Historical Society
Shelby County Courthouse
Sidney, OH 45365
(937) 498-7226