| Carrier Code | Carrier Name |
| NSCU | NORFOLK SOUTHERN CORPORATION |
| NSDS | NORD-SUD SHIPPING INC |
| NSEA | NORTHERN SEAS TRANSPORTS LIMITED |
| NSHC | NAROVIA SHIPPING CORP |
| NSHP | NAR SHIPPING COMPANY LTD |
| NSIU | NORTHLAND SERVICES INC (CONTAINER DIVISION) |
| NSLD | NAVYOCEAN SHIPPING LTD OWNERS OF MV IVORY |
| NSMA | NORTHSTAR MARITIME AGENCY |
| NSNU | NAM SUNG SHIPPING CO |
| NSON | NAVIGATION SONAMAR INC |
| NSRI | NORTHSTAR INTERNATIONAL |
| NSRU | NAM SUNG SHIPPING CO |
| NSSL | NAMSUNG SHIPPING CO.LTD. |
| NSSU | NAM SUNG SHIPPING CO |
| NSTU | NUOVA CSTI LINE SRL |
