| 1 | NO | Neos S.p.A. | ICAO: NOS, Callsign: Moonflower, IATA Prefix: 703, | I | AVCODES |
| 2 | NO | Aus-Air (Australian Air Charterers Pty Ltd.) | ICAO: AUZ, Ceased operations | AUS | AVCODES |
| 3 | NO | Flugfelag Nordurlands | ICAO: FNA, Callsign: Norland, Desigantor NO recalled by IATA | IS | AVCODES |
| 4 | NO | Niger Air Cargo | ICAO: NAB, Callsign: Niger Cargo, IATA Prefix: 591, | RN | AVCODES |
| 5 | NO | | | USA | TRAFFIC |
| 6 | NOA | Norontair | Callsign: Norontair, | CDN | AVCODES |
| 7 | NOA | Pantheon Airways S.A. d/b/a Olympic Air | IATA: OA, Callsign: Pantheon, IATA Prefix: 050, | GR | AVCODES |
| 8 | NOA | National Oceanic And Atmospheric Administration | Callsign: Noaa, ICAO designator changed from NAA | USA | AVCODES |
| 9 | NOA | Norontair | | | ICAO1 |
| 10 | NOAAF | Norwegian Army Air Force | | N | TRAFFIC |
| 11 | NOAB | NORTHRIDGE TRANSPORT LTD | | | SCAC4 |
| 12 | NOAC | NORTH ATLANTIC ENTERPRISES | | | SCAC4 |
| 13 | NOAE | NOBLE, A E, INC | | | SCAC3 |
| 14 | NOAE | NORTHWEST MUSIC | | | SCAC4 |
| 15 | NOAH | NOAHS CART LLC | | | SCAC4 |
| 16 | NOAI | NORTH AMERICAN VAN LINES OF TEXAS I | | | SCAC3 |
| 17 | NOAI | NORTH AMERICAN VAN LINES OF TEXAS I | | | SCAC4 |
| 18 | NOAK | NORTH TO ALASKA INC | | | SCAC3 |
| 19 | NOAK | NORTHWEST RELEASING LTD | | | SCAC4 |
| 20 | NOAL | NINE ZERO FIVE EIGHT-SEVEN FIVE ONE | | | SCAC4 |
| 21 | NOAM | NORTH AMERICAN VAN LINES INC | | | SCAC3 |
| 22 | NOAO | NORTH AMERICAN TRANSPORTATION CORP | | | SCAC3 |
| 23 | NOAO | N W SHIPPERS INC | | | SCAC4 |
| 24 | NOAR | NORTHERN AIR CARGO INC | | | SCAC4 |
| 25 | NOAS | NINE ONE FIVE FOUR-EIGHT FOUR ZERO | | | SCAC4 |
| 26 | NOAT | NORTH ALABAMA TRANSPORTATION INC | | | SCAC3 |
| 27 | NOAU | NORWEGIAN DEFENCE MATERIAL AGENCY (NDMA) | | N | BIC |
| 28 | NOAU | HAERENS FORSYNINGSKOMMAND | | | SCAC4 |
| 29 | NOAW | NINE ONE SEVEN SIX-FOUR TWO TWO | | | SCAC4 |
| 30 | NOAY | NORTHERN ARTERY | | | SCAC3 |
| 31 | NOB | Nobisair AB | Callsign: Swedline, | S | AVCODES |
| 32 | NOB | Nord-Ostsee Bahn GmbH | Kiel (Connex-Gruppe > Veolia Verkehr) | D | privat-bahn.de |
| 33 | NOB | Nord-Ostsee-Bahn | | D | TRAFFIC |
| 34 | NOB | Nord-Ostsee-Bahn | | DE | VKM |
| 35 | NOBA | NEAL OIL & AUTO CENTER INC | | | SCAC4 |
| 36 | NOBC | NORRIS BROTHERS COMPANY | | | SCAC3 |
| 37 | NOBD | NOBLE DISTRIBUTORS | | | SCAC3 |
| 38 | NOBD | NORMANS TRUCKING | | | SCAC4 |
| 39 | NOBE | NINE ZERO FOUR ONE-ONE TWO TWO FOUR | | | SCAC4 |
| 40 | NOBG | NOBLE GROUP LIMITED | | | SCAC4 |
| 41 | NOBH | NOBACH, RON TRUCKING INC | | | SCAC3 |
| 42 | NOBI | NOBILES TRUCKING COMPANY | | | SCAC3 |
| 43 | NOBI | NINE ONE ZERO SEVEN-TWO FOUR ONE TH | | | SCAC4 |
| 44 | NOBJ | NINE ONE SEVEN EIGHT-ONE EIGHT NINE | | | SCAC4 |
| 45 | NOBL | NOBLE, KENNETH | | | SCAC3 |
| 46 | NOBM | NOBELL MOVING CO | | | SCAC3 |
| 47 | NOBN | NIAGARA ORCHARD SERVICES | | | SCAC4 |
| 48 | NOBO | NOBLE BROTHERS INC | | | SCAC3 |
| 49 | NOBP | NOBLES SLUDGE PUMPING | | | SCAC3 |
| 50 | NOBP | NINE ONE FIVE SEVEN-ONE FIVE ZERO F | | | SCAC4 |
| 51 | NOBQ | NOBLE TRUCKING CO INC | | | SCAC3 |
| 52 | NOBR | NORTH BEND TRANSFER | | | SCAC3 |
| 53 | NOBS | NOBLES INC | | | SCAC3 |
| 54 | NOBS | NOBIS LOGISTICS LLC | | | SCAC4 |
| 55 | NOBT | NORTH BRANCH TRANSFER INC | | | SCAC3 |
| 56 | NOBT | NORWEGIAN BULK TRANSPORT | | | SCAC4 |
| 57 | NOBU | NORDIC BULKERS AB | | S | BIC |
| 58 | NOBU | NORDIC BULKERS AB | | | SCAC4 |
| 59 | NOBW | NORTH BROADWAY WAREHOUSE INC | | | SCAC3 |
| 60 | NOC | Norcopter AS | | N | AVCODES |
| 61 | NOC | Ascor Flyservice A.S. | Callsign: Norscraft, | N | AVCODES |
| 62 | NOC | Norcopter | | | ICAO1 |
| 63 | NOCA | NITROUS OXIDE OF CANADA | | | SCAC4 |
| 64 | NOCB | NORTON COATED ABRASIVE DIV | | | SCAC3 |
| 65 | NOCB | NINE ONE FIVE FIVE-ONE THREE EIGHT | | | SCAC4 |
| 66 | NOCC | NORIGE OIL CO INC | | | SCAC4 |
| 67 | NOCD | NORDMAN TRUCKING | | | SCAC4 |
| 68 | NOCF | NINE ONE THRE ONE-FOUR SIX NINE ZER | | | SCAC4 |
| 69 | NOCG | NORTH CENTRAL TRUCKING INC | | | SCAC3 |
| 70 | NOCH | NORTH COAST CARTAGE INC | | | SCAC3 |
| 71 | NOCH | NOLT, AARON JR | | | SCAC4 |
| 72 | NOCI | NORTHERN TRUCK INC | | | SCAC3 |
| 73 | NOCI | NEIL OIL COMPANY INC | | | SCAC4 |
| 74 | NOCJ | NORTH CENTRAL JOBBERS INC | | | SCAC3 |
| 75 | NOCK | NORTON TRUCKING COMPANY INC | | | SCAC3 |
| 76 | NOCL | NEW ORLEANS CONTAINER TERMINAL & DR | | | SCAC3 |
| 77 | NOCM | NORTH COUNTRY MOVING & STORAGE | | | SCAC3 |
| 78 | NOCM | NORTH COUNTRY MOVING & STORAGE | | | SCAC4 |
| 79 | NOCO | NORTHERN SHIPPING CO | | | SCAC3 |
| 80 | NOCP | NORTH CANTON TRANSFER CO | | | SCAC4 |
| 81 | NOCQ | NORTHCOTT INC | | | SCAC3 |
| 82 | NOCR | NORTH CENTRAL SUPPLY INC | | | SCAC3 |
| 83 | NOCT | NORTH CENTRAL LINES INC | | | SCAC3 |
| 84 | NOCT | NOC TRUCKING | | | SCAC4 |
| 85 | NOCU | NORA S.p.A. | | I | BIC |
| 86 | NOCU | NORA SPA | | | SCAC4 |
| 87 | NOCV | NORTH CENTRAL TRANSPORTATION INC | | | SCAC3 |
| 88 | NOCW | NORTH COAST WAREHOUSE & TRANSPORTAT | | | SCAC3 |
| 89 | NOCX | New Orleans Coffee Co., Ltd. | 7/1923-7/1932 | | NAKINA |
| 90 | NOCX | *NEW ORLEANS COFFEE CO., LTD. | | | PWRC |
| 91 | NOCX | *NORTH CAROLINA RAILROAD MUSEUM | | | PWRC |
| 92 | NOD | Nordic European Airlines | IATA: DJ, | S | AVCODES |
| 93 | NOD | Fly Adjara | Callsign: Adjara, | GE | AVCODES |
| 94 | NODA | NORDANA LINE AS | | | SCAC3 |
| 95 | NODA | NORDANA LINE AS | | | SCAC4 |
| 96 | NODB | NEW ORLEANS DISTRIBUTION TRUCKING I | | | SCAC3 |
| 97 | NODC | NOMAD CASES INC | | | SCAC4 |
| 98 | NODF | NORDFARER LIMITED | | | SCAC3 |
| 99 | NODI | NATIONAL OAK DISTRIBUTORS INC | | | SCAC4 |
| 100 | NODK | NORTH OKANAGAN DISTRIBUTORS | | | SCAC4 |
