Town Hall Address 678 Haddon Ave. Collingswood, NJ 08108-3704 United States- Camden County Website http://www.collingswood.com County Clerk 856-854-0720 Ext. 127 678 Haddon Ave. Collingswood, NJ 08108-3704 United States County Admin 856-854-0720 Ext. 125 678 Haddon Ave. Collingswood, NJ 08108-3704 United States Assessor 856-854-0720 Ext. 131 Monday - Friday: 12:30 P.M.- 3:30 P.M., Saturday: 11:00 A.M. - 2:00 P.M. 678 Haddon Ave. Collingswood, NJ 08108-3704 United States Tax Collector 856-854-0720 Ext. 121 678 Haddon Ave. Collingswood, NJ 08108-3704 United States Attorney 856-854-8900 678 Haddon Ave. Collingswood, NJ 08108-3704 United States Mayor 856-854-0720 Ext. 125 678 Haddon Ave. Collingswood, NJ 08108-3704 United States Municipal Court 856-854-7535 30 W. Collings Ave. Collingswood, NJ 08108 United States County Camden