Town Hall Address 500 Roemer Boulevard Farrell, PA 16121 United States- Mercer County Website http://www.cityoffarrell.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 Zoning 724-983-2703 105 500 Roemer Boulevard Farrell, PA 16121 United States Code Enforcement 724-983-2703 500 Roemer Boulevard Farrell, PA 16121 United States Town Hall Hours Mon - Fri: 8:00 - 4:30 County Mercer