| Carrier Code | Carrier Name |
| NTCU | NORTHERN TRANSPORTATION COMPANY LTD |
| NTLU | NAVIMPORT SA |
| NTMU | NEDERLANDSE TANKTRAILERVCHUUR MIJ BV |
| NTNU | NATIONAL CONTAINER NETWORK INC |
| NTSU | NORTHERN TRANSPORTATION COMPANY LTD |
| NUSU | NEPTUNE ORIENT LINES LTD |
| NUTA | NAUTAS S A DE C V |
| NUVE | NUEVA ESPERANZA CORPORATION |
| NUVF | NUEVA FORTUNA CORPORATION |
| NUVG | NUEVA GLORIA CORPORATION |
| NVAE | NOVA AMERICA LINE |
| NVCL | NAVTRANS CONTAINER LINES INC |
| NVCU | NAVIERA CONSOLIDADA S A (NAVICON) |
| NVFT | NAVIERA F TAPIAS S A |
| NVHR | NIEVES HERMANOS INC |
