Town Hall Address 44 City Hall Plaza East Orange, NJ 07019 United States- Essex County Website https://www.eastorange-nj.gov/ County Clerk 973-266-5110 44 City Hall Plaza East Orange, NJ 07019 United States County Admin 973-266-5310 44 City Hall Plaza East Orange, NJ 07019 United States Assessor 973-266-5105 44 City Hall Plaza East Orange, NJ 07019 United States Tax Collector 973-266-5130 44 City Hall Plaza East Orange, NJ 07019 United States Attorney 973-266-5170 44 City Hall Plaza East Orange, NJ 07019 United States Mayor 973-266-5100 44 City Hall Plaza East Orange, NJ 07019 United States Municipal Court 973-266-5300 221 Freeway Dr. E. East Orange, NJ 07018 United States Town Hall Hours Monday 8:30 a.m. - 6:30 p.m. Tuesday- Friday 8:30 a.m. - 4:30 p.m. County Essex