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Wyandot County Humane Society Celebrating 40 Years of Caring. 19852025 Upper Sandusky OH 419 2944477 Donate 2025 Events. Click on the links to learn more. Think Local First Thursdays May 1Oct 2 57PM Downtown Upper Sandusky OH Bark in the Park Sunday May 4 230430PM Carey OH Marion Public Library Pet Companionship Talk Wednesday May 7 67PM Marion OH Horsemanship Clinic Friday May 16 9AM5PM Carey OH 21st Annual Pawzfest.