Vi har så langt registrert 19 632 rederier
| Navn | Grunnlagt | | Norwegian Oilfield Services Vessels A/S, Bergen | |
| Norwegian Petroleum Exploration Consultants A/S, Oslo | |
| Norwegian Rig Shuttle A/S, Dalsøyra | |
| Norwegian Russian Fishing Company, Senjahopen | |
| Norwegian Shellfish A/S, Farsund | |
| Norwegian Ship Management A/S, Oslo | |
| Norwegian Shipping Invest A/S, Oslo | |
| Norwegian Talc Minerals A/S, Bergen | |
| Norwest Ship Management A/S, Åkrehamn | |
| Norzink A/S, Oslo | |
| N. Osmundsen, Arendal | |
| N. Osmundsen, Fjære & Joh. Kløcer, Arendal | |
| N. Osmundsen & Johan Kløcker, Arendal | |
| N. Osmundsen, Mandal | |
| N. O. Stangebye, Fredrikstad | |
| Notros Spesialfrakt A/S, Tromsdalen | |
| Nova Sea A/S, Lovund | |
| Novatrans A/S, Sandnessjøen | |
| Novenbulk A/S, Haugesund | |
| Novita Fisktrans A/S, Bodø | |
| Novita Rederi A/S, Bodø | |
| N. O. Young, Kristiania | |
| N. O. Young & N. T. Iversen, Kristiania | |
| N. Parelius, Kristiansund | |
| N. & P. Bøyesen Jensen, Risør | |
