Law Enforcement Agencies in Castle Hayne, NC NC › New Hanover County Agencies serving the city of Castle Hayne in NC. Agency Types in Castle Hayne County Jails 1 agencies Sheriff 1 agencies Youth Institutions 1 agencies All Agencies in Castle Hayne, NC New Hanover County Jail New Hanover County New Hanover County Sheriffs Office New Hanover County New Hanover Regional Juvenile Detention Center New Hanover County
