| 1 | NOT | Linea Aerea Costa Norte, S.A. | Callsign: Costa Norte, | RCH | AVCODES |
| 2 | NOT | NorOntair | IATA: NR, Callsign: Norontair, | CDN | AVCODES |
| 3 | NOT | Linea Aerea Costa Norte | | | ICAO1 |
| 4 | NOT | New Orleans Terminal | 1/1975-7/2005 | | NAKINA |
| 5 | NOT | New Orleans Terminal Co. (Southern Ry. System) | 8/1920-7/1932 | | NAKINA |
| 6 | NOT | New Orleans Terminal | 1/75-7/2000 | | NRHS |
| 7 | NOT | NORFOLK SOUTHERN [SOUTHERN; NEW ORLEANS TERMINAL CO.] | | | PWRC |
| 8 | NOT | New Orleans Terminal | | | RSRV |
| 9 | NOTA | NETWORK ONE (1) TRANSPORTATION CORP | | | SCAC4 |
| 10 | NOTC | NORTHEASTERN TRUCKING CO | | | PWRC |
| 11 | NOTC | NINE ONE FIVE THREE-THREE FOUR | | | SCAC4 |
| 12 | NOTD | NOBLE TRANSPORT LTD | | | SCAC3 |
| 13 | NOTD | NINE ZERO SIX FIVE-ONE THREE TWO FO | | | SCAC4 |
| 14 | NOTE | NORTH PENN TRANSPORTATION | | | SCAC4 |
| 15 | NOTF | NORTH TEXAS FARM LINES | | | SCAC3 |
| 16 | NOTG | NORSEMAN TRUCKING | | | SCAC3 |
| 17 | NOTG | NORSEMEN TRUCKING INC | | | SCAC4 |
| 18 | NOTI | NORTON TRANSPORT INC | | | SCAC3 |
| 19 | NOTJ | NORTRUP PETROLEUM INC | | | SCAC3 |
| 20 | NOTK | NORTON, RALPH L | | | SCAC3 |
| 21 | NOTK | NORTON, RALPH L | | | SCAC4 |
| 22 | NOTL | NORMS TRUCK LINE | | | SCAC3 |
| 23 | NOTL | NINE ZERO ONE THREE-FOUR TWO TWO TW | | | SCAC4 |
| 24 | NOTM | New Orleans, Texas & Mexico | 1/1975-1/1980 | | NAKINA |
| 25 | NOTM | New Orleans, Texas & Mexico | 1/75-1/80 | | NRHS |
| 26 | NOTM | UP [MISSOURI PACIFIC] [NEW ORLEANS, TEXAS & MEXICO RY.] | | | PWRC |
| 27 | NOTM | New Orleans, Texas and Mexico | | | RSRV |
| 28 | NOTM | NINE ONE TWO FIVE-THREE FOUR ZERO O | | | SCAC4 |
| 29 | NOTM | New Orleans, Texas & Mexico | | USA | TRAFFIC |
| 30 | NOTN | NOEL TRANSPORT INC | | | SCAC3 |
| 31 | NOTN | NINE ONE TWO NINE-TWO FOUR NINE ZER | | | SCAC4 |
| 32 | NOTO | NORTHERN COMMODITIES TRANSPORTATION | | | SCAC3 |
| 33 | NOTO | Noto Railway | | J | TRAFFIC |
| 34 | NOTP | NORTHERN LOGISTICS INC | | | SCAC4 |
| 35 | NOTQ | NORTH EAST TRANSPORTATION INC | | | SCAC3 |
| 36 | NOTR | NORTH STAR TRANSPORT | | | SCAC3 |
| 37 | NOTR | NOTHERS | | | SCAC4 |
| 38 | NOTS | NORRENBERNS TRUCK SERVICE, TKT, INC | | | SCAC3 |
| 39 | NOTS | NORRENBERNS TRUCK SERVICE | | | SCAC4 |
| 40 | NOTV | NORTHERN TRANSPORT LTD | | | SCAC3 |
| 41 | NOTV | NINE ZERO ONE THREE-FIVE THREE NINE | | | SCAC4 |
| 42 | NOTY | NOTTINGHAM COMPANY (A CORP) | | | SCAC3 |
