# Liste des sigles de l'AAR débutant par N
## N

* NABU - Ecst Container Services and Trading
* NACR - Nashville and Ashland City Railroad
* NACX - GE Rail Services
* NADU - North American Domestic Container Corporation
* NADX - GE Rail Services
* NADZ - North American Domestic Container Corporation
* NAFX - GE Rail Services
* NAHX - GE Rail Services
* NALU - Norwegian American Lines
* NALX - Nalco Chemical Company
* NALZ - Neptune Orient Lines
* NAMX - NAMX Leasing Company
* NAP - Narragansett Pier Railroad
* NAPX - North American Plastics
* NAR - Northern Alberta Railway; Canadian National Railway
* NATU - Nasso SA
* NATX - North American Tank Line; North American Car Corp.; General Electric Railcar Services Corp.; General Electric Rail Services Corp.
* NATZ - North American Transportation
* NAUG - Naugatuck Railroad
* NAVE - Navajo Express
* NB - Northampton and Bath Railroad; Conrail
* NBCX - Nebraska Boiler Company
* NBEC - New Brunswick East Coast Railway
* NBER - Nittany and Bald Eagle Railroad
* NBIX - Bombardier Capital Rail, Inc.
* NBNR - Nicolet Badger Northern Railroad
* NBSR - New Brunswick Southern Railway
* NC - Seaboard System Railroad; CSX Transportation
* NCAN - Incan Superior, Ltd.
* NCAU - Colonial/Atl, Ltd.
* NCAZ - NCA Leasing Company
* NCBU - Northbrook Container Leasing
* NCDU - Burlington Northern and Santa Fe Railway; BNSF Railway
* NCEU - XTRA Intermodal
* NCEX - National Car Systems, Inc.
* NCFX - GE Rail Services
* NCGU - Genstar Corporation
* NCGU - TIP Intermodal Services
* NCHU - TIP Intermodal Services
* NCHX - GE Capital Railcar Services
* NCIR - New Castle Industrial Railroad
* NCIU - North American Container System
* NCIX - Nova Chemicals, Inc.
* NCJU - North American Container System
* NCLU - China Ocean Shipping Company
* NCLX - Nova Chemicals, Inc.
* NCOK - North Central Oklahoma Railway
* NCPR - North Carolina Ports Railway Commission
* NCQU - TIP Intermodal Services
* NCRC - Nebraska Central Railroad
* NCRR - North Carolina Railroad
* NCRU - TIP Intermodal Services
* NCRX - GE Rail Services
* NCRY - Northern Central Railway
* NCTU - Northbrook Container Leasing
* NCTX - GE Rail Services; PLM International, Inc.
* NCUU - TIP Intermodal Services
* NCUX - Newcourt Capital USA
* NCVA - North Carolina and Virginia Railroad
* NCWX - Northwest Container Services, Inc.
* NCYR - Nash County Railroad
* NDCR - NDC Railroad
* NDEM - Ferrocarriles Nacionales de Mexico
* NDM - Ferrocarriles Nacionales de Mexico
* NDMZ - Ferrocarriles Nacionales de Mexico
* NDT - Ferrocarril Nacional de Tehuantepec
* NDYX - Dresser Leasing Corporation; First Union Rail
* NEAX - Nemic Leasing Corporation
* NECR - New England Central Railroad
* NECX - Mid-Am Equipment, Inc.
* NEFX - Northeast Corridor Foundation
* NEGS - New England Southern Railroad
* NEKM - Mid-Michigan Railroad (Northeast Kansas and Missouri Division)
* NELU - New England Express Lines
* NELX - Dresser Leasing Corporation
* NEMX - Ogden Martin Systems of Montgomery
* NENE - Nebraska Northeastern Railway
* NEPU - Neptune Orient Lines, Ltd.
* NERR - Nashville and Eastern Railroad
* NERX - Transportation Management Services, Inc.
* NERZ - GE Capital Corporation
* NETU - Netumar Lines
* NETX - Nemic Leasing Corporation
* NEZP - Nezperce Railroad
* NFD - Norfolk, Franklin and Danville Railway; Norfolk and Western Railway
* NFLZ - Flexi-Van Leasing
* NFPX - Newaygo Forest Products, Ltd.
* NGIX - Northern Grain, Inc.
* NGOU - Scoa, Inc.
* NGTX - Vangas, Inc.; Suburban Propane
* NH - New York, New Haven and Hartford Railroad; Conrail
* NHCR - New Hampshire Central Railroad
* NHIR - New Hope and Ivyland Railroad
* NHN - New Hampshire Northcoast Corporation
* NHVT - New Hampshire and Vermont Railroad
* NHVX - National Railway Historical Society (East Carolina Chapter)
* NIAJ - Niagara Junction Railway; Conrail
* NIAX - Niagara and Western New York Railroad
* NICD - Northern Indiana Commuter Transportation District
* NICU - NIC Leasing, Inc.
* NICX - Niagara and Western New York Railroad
* NIFX - GE Rail Services
* NIHX - GE Rail Services
* NIKX - NIK Non-stock Marketing Cooperative
* NIMX - Naporano (railroad division)
* NIRC - Northeast Illinois Regional Commuter Railroad Corporation (Metra)
* NIRX - GE Rail Services
* NITX - Nitram, Inc.
* NIWX - Northern Illinois and Wisconsin Railway
* NJ - Niagara Junction Railway; Napierville Junction Railway; Canadian Pacific Railway; Delaware and Hudson Railway
* NJDX - GE Rail Services
* NJII - New Jersey, Indiana and Illinois Railroad; Norfolk and Western Railway
* NJT - New Jersey Transit
* NJTR - New Jersey Transit
* NKCR - Nebraska, Kansas and Colorado Railnet, Inc.
* NKP - New York, Chicago and St. Louis Railroad (Nickel Plate Road); Norfolk and Western Railway; Norfolk Southern
* NLAX - National Aeronautics and Space Administration (NASA)
* NLG - North Louisiana and Gulf Railroad; Kansas City Southern Railway
* NLIX - NL Industries, Inc.
* NLLX - Northern Line Layers
* NLPX - Perkins Motor Transport
* NLR - Northern Lines Railway
* NLSU - Nautilus Leasing Services, Inc.
* NLSX - National Starch and Chemical Company
* NLSZ - Trans Ocean Chassis Corporation
* NLTX - National Starch and Chemical Company
* NLX - Allied Chemical Canada
* NMCX - National Machinery Company
* NMGR - New Mexico Gateway Railroad
* NMLX - National Metal Corporation, Ltd.
* NMOR - Northern Missouri Railroad
* NMRX - New Mexico Rail Runner
* NN - Nevada Northern Railway; Northern Nevada Railroad
* NNIU - Nautica Line
* NNPU - Nigerian National Petroleum Corporation
* NNSX - Newport News Shipbuilding and Dry Dock Company
* NNYX - National New York Central Railroad Museum
* NODM - Mexico North Western
* NOFU - Nodfos
* NOGC - New Orleans and Gulf Coast Railway
* NOKL - Northwestern Oklahoma Railroad
* NOKR - Northwestern Oklahoma Railroad
* NOKZ - First Union Rail
* NOLR - New Orleans Lower Coast Railroad
* NOLU - Neptune Orient Lines
* NOLZ - Neptune Orient Lines
* NOPB - New Orleans Public Belt Railroad
* NORM - Normetal
* NORX - Northern Indiana Public Service Company
* NOSU - Neptune Orient Lines
* NOT - New Orleans Terminal
* NOTM - New Orleans, Texas and Mexico
* NOVX - Novell Polymers
* NOW - Northern Ohio and Western Railway
* NP - Northern Pacific Railway; Burlington Northern Railroad; Burlington Northern and Santa Fe Railway; BNSF Railway
* NPB - Norfolk and Portsmouth Belt Line Railroad
* NPCX - Northern Petrochemical Company; Equistar Chemicals
* NPIX - Chem-Nuclear Systems, LLC
* NPPX - Nebraska Public Power District
* NPR - Northern Plains Railroad
* NPRX - Yakima Interurban Lines Association
* NPSU - Nigel Parks, Ltd.
* NPT - Portland Terminal Railroad (Oregon)
* NPTU - Neptune Leasing, Inc.
* NPTX - Newport Steel Corporation
* NRBX - Merchants Despatch Transportation Corporation; Fruit Growers Express
* NRC - Merchants Despatch Transportation Corporation; National Refrigerator Car line
* NRCU - Nedlloyd Road Cargo
* NRCX - Northern Rail Car Corporation
* NRDX - Nordic Warehouse, Inc.
* NREX - National Railway Equipment Company
* NRHX - National Railway Historical Society
* NRI - Nebkota Railway
* NRIX - National Refrigerants, Inc.
* NRLX - NorRail
* NRNY - Northern Railroad of New York
* NRPX - Northrop Corporation
* NRR - Nobles Rock Railroad
* NRSU - Nippon Riku-un Sangyo Company
* NS - Norfolk Southern Railway (former); Southern Railway; Norfolk Southern Railway
* NSAX - National Steel Corporation
* NSC - National Steel Car, Ltd.
* NSCT - Niagara, St. Catharines and Toronto Railway
* NSCX - National Steel Car Corporation
* NSFZ - Norfolk Southern Railway
* NSHR - North Shore Railroad
* NSL - St. Lawrence and Raquette River Railroad
* NSLU - Norasia Services, Ltd.
* NSLZ - Nestle Transportation Company
* NSPX - Northern States Power Company
* NSPZ - Norfolk Southern Railway
* NSR - Newburgh and South Shore Railroad
* NSRC - North Stratford Railroad
* NSRX - Jack Frost Cane Sugar
* NSS - Newburgh and South Shore Railway
* NSSX - National Salvage and Service Corporation
* NSTX - North Star Steel Company
* NSXZ - Norfolk Southern Railway
* NSZ - Norfolk Southern Railway
* NTIU - Germanischer Lloyd
* NTKX - VAE Nortrak North America, Inc.
* NTLX - Nashtex Leasing
* NTNU - National Container Network, Inc.
* NTR - Natchez Trace Railroad; Mississippi Central Railroad
* NTRX - NTL Transportation Corporation
* NTRY - Nimishillen and Tuscarawas
* NTTX - TTX Company
* NUCX - Nucor Steel Crawfordsville (a division of Nucor Corporation)
* NUSU - Neptune Orient Lines
* NVCX - Nevada Cement Company
* NVPX - Nevada Power Company
* NVR - Northern Vermont Railroad
* NVRR - Napa Valley Railroad
* NW - Norfolk and Western Railway; Norfolk Southern
* NWAX - National Wax Company; BP Global Special Products, Inc.
* NWCX - Northwest Container Services, Inc.
* NWGX - Gorhams', Inc.
* NWLX - Nationwide Locomotive Service
* NWP - Northwestern Pacific Railroad; Southern Pacific Railroad; Union Pacific Railroad
* NWR - Nashville and Western Railroad
* NWTX - North West Timber, Ltd.
* NWTZ - NW Transport
* NWX - GE Rail Services
* NWZ - Norfolk Southern Railway
* NX - Mathieson Dry Ice
* NXLZ - National Xpress Logistics, Inc.
* NYA - New York and Atlantic Railway
* NYAU - NYK Line
* NYBU - NYK Line
* NYC - New York Central Railroad; Penn Central; Conrail; CSX Transportation (after Conrail breakup)
* NYCH - New York Cross Harbor Railroad
* NYCN - New York Connecting Railroad
* NYCX - CSX Transportation (after Conrail breakup)
* NYD - New York Dock Railway
* NYER - New York and Eastern Railway
* NYGL - New York and Greenwood Lake Railway
* NYKU - NYK Line
* NYKZ - NYK Line
* NYLB - New York and Long Branch Railroad; Conrail
* NYLE - New York and Lake Erie Railroad
* NYLU - Japan Line, Ltd.
* NYOG - New York and Ogdensburg Railway
* NYSW - New York, Susquehanna and Western Railroad; New York, Susquehanna and Western Railway
* NYSX - New York State Electric and Gas Corporation
* NZCU - Shipping Corporation Of New Zealand, Ltd.
* NZSU - Shipping Corporation Of New Zealand, Ltd.
* NZX - National Zinc Company