Town Hall Address 125 Main St. Greenville, PA 16125 United States- Mercer County Website https://greenvilleborough.com/ 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 Tax Collector 724-588-4193 125 Main Street Greenville, PA 16125 United States Zoning 724-588-4193 M-F 8:00am - 4:30pm 125 Main Street Greenville, PA 16125 United States Fire District 724-588-3111 111 East Avenue Greenville, PA 16125 United States Code Enforcement 724-588-4193 125 Main Street Greenville, PA 16125 United States Town Hall Hours M-F 8:00am - 4:30pm County Mercer