| Compagnia ferroviaria |
Logo & collegamento |
Nagano Electric Railway  |
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| Nagaragawa Railway |
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| Nagareyama Railway |
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| Nagoya Coastal Rapid Railway |
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| Nagoya Railroad |
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| Nankai Electric Railway |
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National Railways of Zimbabwe (NRZ)  |
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NEB Betriebsgesellschaft mbH  |
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Nederlandse Spoorwegen (ou NS)  |
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Nepal Railways Corporation Ltd  |
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Network Rail  |
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New Jersey Transit Rail Operations  |
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| New Mexico Rail Runner Express |
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Nichtjet (ÖBB Nichtjet)  |
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| Niederösterreichische Schneebergbahn AG |
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Nigerian Railway Corporation (NRC)  |
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| Nishi Nippon Railroad |
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| Nishikigawa Railway |
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| Nordbahn Eisenbahngesellschaft mbH & Co KG |
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| Norddeutsche Eisenbahn Niebüll GmbH |
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Nordjyske Jernbaner  |
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Norges Statsbaner (NSB)  |
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NorrtågBotniabanan  |
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| North Carolina Railroad Co |
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North Central Railway  |
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| North Eastern Railway |
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| North Western Railway |
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| Northeast Frontier Railway |
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NorthWest Rail (NWR)  |
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| Northern Indiana Commuter Transportation District |
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| Northern New England Passenger Rail Authority |
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| Northern Railway |
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| Northern Rail |
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| Northstar |
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| Nose Electric Railway |
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| Noto Railway |
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| NS International |
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NSW TrainLink  |
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Nuovo Trasporto Viaggiatori (NTV) SpA  |
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