Town Hall Address 29 N. Day St. Orange, NJ 07050 United States- Essex County Website https://www.ci.orange.nj.us/ County Clerk 973-266-4028 29 N. Day St. Orange, NJ 07050 United States Assessor 973-266-4013 29 N. Day St. Orange, NJ 07050 United States Tax Collector 973-266-4018 29 N. Day St. Orange, NJ 07050 United States Attorney 973-266-4197 29 N. Day St. Orange, NJ 07050 United States Mayor 973-266-4005 29 N. Day St. Orange, NJ 07050 United States Municipal Court 973-266-4161 29 Park St. Orange, NJ 07050 United States County Essex