Town Hall Address 45 Water Street Fredonia, PA 16124 United States- Mercer County Deed Registry (724) 662-3800 http://www.mercerassessor.com/ias-portal Monday - Friday 8:30 am - 4:30 pm 109 Courthouse Mercer, PA 16137 United States Zoning (724) 406-0031 2879 Mercer Butler Pike Grove City, PA 16127 United States Assessor (724) 662 7551 104 Courthouse Mercer, PA 16137 United States Fire District 724-475-2646 46 1st ST Fredonia, PA 16124 United States Water (724) 475-2657 RR 1 Fredonia, PA 16124 United States Code Enforcement (724) 406-0031 2879 Mercer Butler Pike Grove City, PA 16127 United States County Mercer