Town Hall Address 1325 Hwy. 77 Seabrook, NJ 08302-0698 United States- Cumberland County Website http://www.upperdeerfield.com County Clerk 856-451-3811 1325 Hwy. 77 Seabrook, NJ 08302-0698 United States Assessor 856-451-3148 Thursday as Scheduled 1325 Hwy. 77 Seabrook, NJ 08302-0698 United States Tax Collector 856-451-3148 1325 Hwy. 77 Seabrook, NJ 08302-0698 United States Attorney 856-696-1500 1325 Hwy. 77 Seabrook, NJ 08302-0698 United States Mayor 856-451-3811 1325 Hwy. 77 Seabrook, NJ 08302-0698 United States Municipal Court 856-455-8722 1325 Highway 77 Seabrook, NJ 08302 United States County Cumberland