Town Hall Address 135 Haddon Ave. Haddon Twp., NJ 08108-2319 United States- Camden County Website http://www.haddontwp.com County Clerk 856-854-1176 135 Haddon Ave. Haddon Twp., NJ 08108-2319 United States Assessor 856-854-1176 135 Haddon Ave. Haddon Twp., NJ 08108-2319 United States Tax Collector 856-854-1176 135 Haddon Ave. Haddon Twp., NJ 08108-2319 United States Attorney 856-784-8500 Ext. 20 135 Haddon Ave. Haddon Twp., NJ 08108-2319 United States Mayor 856-854-1176 Ext. 6240 135 Haddon Ave. Haddon Twp., NJ 08108-2319 United States Municipal Court 856-854-1176 Ext. 6251 135 Haddon Ave. Haddon Twp., NJ 08108-2319 United States County Camden