Vi har så langt registrert 19 628 rederier
| Navn | Grunnlagt | | Northern Pulp & Paper Co. A/S, Oslo | |
| Northern Reefer A/S, Bodø | |
| Northern Research Shipping A/S, Grimstad | |
| Northernseaadventure A/S, Maze, Bergen | |
| Northern Shipping A/S, Oslo | |
| Northland Cruise A/S, Skibotn, Tromsø | |
| North Negros Sugar Co. | |
| North Offshore A/S, Tromsø | |
| North Sea Commander K/S A/S, Straume, Bergen | |
| North Sea Commander Shipping A/S, Bakkasund, Bergen | |
| North Sea Rescue A/S, Fosnavåg | |
| North Sea Surveyor Shipping, Bergen | |
| Northsouth Shipmanagement Pte. Ltd, Oslo | |
| North Star Steam Fishing Co.Ltd. | |
| Northumbrian Shipping Co. Ltd. v/ Common Bros. Ltd, | |
| Northumbrian Shipping Corp. Ltd v/ L. Macarthy, Whitby, England | |
| North West Explorer A/S, Ålesund | |
| North - West Holding A/S, Tjørvåg | |
| North-West Management A/S, Tjørvåg | |
| Northwind Shipping,Enebakk,Oslo | |
| Nortraship, London/New York | 1940 |
| N.O. Rustad, Kragerø | |
| Nor & Vacuum A/S,Oslo | |
| Norvald Bugge, Bringsinghaug, Ålesund | |
| Norvald Bugge, Kvamsøy, Ålesund | |
