List of T-Mobile Stores in New Castle, DE Outlet Note Regular Brands T-Mobile Delaware New Castle Rating 4.8 based on 88 votes Official Outlet www.t-mobile.com/shop.aspx Official Website http://www.t-mobile.com/ Products Accessories Laptop Phones Smartphones Tablet Network Wireless Broadband NameAddressPhone Name/Address/Phone T-Mobile outlet - New Castle 184 Penn Mart Shopping Ctr Ste 19 (302) 326-0134 T-Mobile outlet - New Castle 117 Wilton Blvd (302) 324-0900 T-Mobile outlet - New Castle 117 Wilton Blvd (302) 324-0900 People Also Viewed