NJ Mercer 647 Traffic near Trenton,NJ click anywhere on map to change location Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Click for Real Time Traffic Chat Report Accident Traffic for Cities along NJ Mercer 647 NJ Mercer 647 Traffic near Pennington,NJ NJ Mercer 647 Traffic near Trenton,NJ NJ Mercer 647 Traffic near Titusville,NJ Chat Report Accident