Us Social Security Admin 92 Reads Way New Castle, DE 19720 Phone : (302) 323-0304 Us Social Security Admin Business Category Administration Of Social Human Resource & Income Maintenance Programs Social Security Administration--office Location/hours Mon-fri 9am-4pm, New Castle 920 W Basin Rd Fl 2 New Castle, DE 19720 Phone : (302) 323-0304 Business Category Government Offices-Federal Government Offices & Public Schools U S Government Of--small Business Administration New Castle, DE 19720 Phone : (302) 323-0304 Business Category Government Offices-Federal Government Offices & Public Schools