Town Hall Address PO Box 434 Plainfield, OH 43836 United States- Coshocton County Zoning (740) 502-7731 PO Box 434 Plainfield, OH 43836 United States Town Clerk (740) 502-7731 PO Box 434 Plainfield, OH 43836 United States Tax Collector (740) 502-7731 PO Box 434 Plainfield, OH 43836 United States Code Enforcement (740) 502-7731 PO Box 434 Plainfield, 43836 United States County Coshocton