Otsego County Research
| Otsego County Clerk |
| LDS Library in Gaylord - 600 Elm Street |
| Otsego County Library - 700 S. Otsego, Gaylord |
| Otsego District Library - 401 Dix, Otsego |
| Gaylord Fact Finders Genealogical Society |
| Otsego Area Historical Society - 218 N. Farmer, Otsego |
| Otsego County Historical Museum - 320 W Main, Gaylord |