N Symbols Na Symbols -NANO Nanotechnology 2 2 2 0.01 -602B National Commercial Banks 2 2 2 0.01 -971B National Security 2 2 2 0.01 -009H National Security And International Affairs 2 2 2 0.01 -492E Natural Gas Distribution 2 2 2 0.01 -132B Natural Gas Liquids 2 2 2 0.01 -492C Natural Gas Transmission 2 2 2 0.01 -492D Natural Gas Transmission & Distribution 2 2 2 0.01 Ne Symbols -599E News Dealers and Newsstands 2 2 2 0.01 -738D News Syndicates Independent Correspondents E 2 2 2 0.01 -271B Newspapers 2 2 2 0.01 NI Symbols -287D NITROGENOUS FERTILIZERS 2 2 2 0.01 No Symbols -009J Nonclassifiable Establishments 2 2 2 0.01 -999J Nonclassifiable Establishments 2 2 2 0.01 -873D Noncommercial Research Organizations Physica 2 2 2 0.01 -364E Noncurrent-Carrying Wiring Devices Fish Wire 2 2 2 0.01 -609B Nondeposit Trust Facilities 2 2 2 0.01 -006B Non-depository Credit Institutions 2 2 2 0.01 -519J Nondurable Goods, NEC Advertising Specialtie 2 2 2 0.01 -336E NONFERROUS DIE-CASTINGS EXCEPT ALUMINUM 2 2 2 0.01 -346D Nonferrous forgings 2 2 2 0.01 -336A Nonferrous Foundries (Castings) 2 2 2 0.01 -335G NONFERROUS ROLLING AND DRAWING, NEC 2 2 2 0.01 -329J NONMETALLIC MINERAL PRODUCTS, 2 2 2 0.01 -148B Nonmetallic Minerals Services, except Fuels 2 2 2 0.01 -999F Non-Operating Establishments 2 2 2 0.01 Nu Symbols -805J Nursing and Personal Care Facilities, NEC Co 2 2 2 0.01