| 2701 | NGWL | NGW LOGISTICS INC | | | SCAC4 |
| 2702 | NGX | Nigerian Global | Callsign: Air Global, ICAO designator changed from NGI | WAN | AVCODES |
| 2703 | NGX | Nigerian Global | | | ICAO1 |
| 2704 | NGXI | NAGURSKI TRANSPORTATION INC | | | SCAC4 |
| 2705 | NGXS | NGX-SCHIVER | | | SCAC3 |
| 2706 | NGYC | NEUROGYM TECHNOLOGIES INC | | | SCAC4 |
| 2707 | NGYP | NATIONAL GYPSUM COMPANY | | | SCAC4 |
| 2708 | NGZI | NAVIGAZIONE ITALIANA S P A | | | SCAC3 |
| 2709 | NGZO | NAVIGAZIONE MONTANARI SPA | | | SCAC4 |
| 2710 | NGZU | {JOINT STOCK COMPANY "AZOT"};ZIPCODE=301651 | | RUS | BIC |
| 2711 | NH | All Nippon Airways Co. Ltd. | ICAO: ANA, Callsign: All Nippon, IATA Prefix: 205, | J | AVCODES |
| 2712 | NH | Consolidated Rail Corp. | added 4/1976; 1/1980-1/1994; eliminated 7/1999 | | NAKINA |
| 2713 | NH | Penn Central Transportation Co., Robert W. Blanchette, Richard C. Bond and John H. McArthur, Trustees | eliminated 4/1976 | | NAKINA |
| 2714 | NH | Penn Central Transportation Co. | 1/1975 | | NAKINA |
| 2715 | NH | New York, New Haven & Hartford R.R. Co. | 8/1920-10/1966 | | NAKINA |
| 2716 | NH | New York, New Haven & Hartford R.R. Co. | 4/38-10/66 | | NRHS |
| 2717 | NH | Penn Central Transportation Co. | Jan-75 | | NRHS |
| 2718 | NH | Penn Central Transportation Co., Robert W. Blanchette, Richard C. Bond and John H. McArthur, Trustees | eliminated 4/76 | | NRHS |
| 2719 | NH | Consolidated Rail Corp. | added 4/76; 1/80-1/94; eliminated 7/99 | | NRHS |
| 2720 | NH | CONSOLIDATED RAIL CORP. [PENN CENTRAL TRANSPORTATION; NEW YORK, NEW HAVEN & HARTFORD RR] | | | PWRC |
| 2721 | NH | New York, New Haven and Hartford Railroad (CSX Transportation) | | | RSRV |
| 2722 | NH | New Heaven | | USA | TRAFFIC |
| 2723 | NH&W | New River, Holston & Western R.R. (Norfolk & Western Ry.) | 8/1920-7/1923 | | NAKINA |
| 2724 | NH&W | NORFOLK & WESTERN RWY. [NEW RIVER, HOLSTON & WESTERN RAILROAD] | | | PWRC |
| 2725 | NHA | Air Nove | Callsign: Air Nove, | BG | AVCODES |
| 2726 | NHA | Nantucket Shuttle/Horizon Air Charter, Inc. | Callsign: Shuttleflight, ICAO designator changed from NKT | USA | AVCODES |
| 2727 | NHAG | NANCYS HAULING | | | SCAC4 |
| 2728 | NHAL | NAHAL TRUCKING | | | SCAC4 |
| 2729 | NHAM | NORTH AMERICAN TRANSPORTATION INC | | | SCAC4 |
| 2730 | NHAP | NELSON, HARPER | | | SCAC4 |
| 2731 | NHAT | NATI INC. | | | SCAC4 |
| 2732 | NHBC | NEW HOLLAND BULK CARRIERS LLC | | | SCAC4 |
| 2733 | NHBL | NEW HAMPSHIRE BUS LINES INC | | | SCAC3 |
| 2734 | NHBS | NEW HAVEN BUS SERVICE INC | | | SCAC3 |
| 2735 | NHBT | NORWICH BRICK & TILE | | | SCAC4 |
| 2736 | NHC | Northern Helicopter GmbH | Callsign: Northern, | D | AVCODES |
| 2737 | NHC | | | CZ | TRAFFIC |
| 2738 | NHCA | NASH-CAN AGENCY CORP | | | SCAC4 |
| 2739 | NHCD | NATIONAL HIGHWAY CARRIERS DIRECTORY | | | SCAC3 |
| 2740 | NHCF | NORTH HAVEN CARLOADING | | | SCAC3 |
| 2741 | NHCF | NORTH COUNTRY FUR | | | SCAC4 |
| 2742 | NHCI | NORTHERN ILLINOIS COIN & STAMP INC | | | SCAC4 |
| 2743 | NHCL | NICHOLSON & HALL CORPORATION | | | SCAC4 |
| 2744 | NHCM | NORSK HYDRO CRUDE MARKETING INC | | | SCAC4 |
| 2745 | NHCN | NORTHERN HAULERS CORP. | | | PWRC |
| 2746 | NHCO | NEW HAVEN COLONY FARMS LTD | | | SCAC4 |
| 2747 | NHCP | NORTH HILL CORPORATION | | | SCAC4 |
| 2748 | NHCR | New Hampshire Central R.R., Inc. | added 10/1993; 1/1994; eliminated 4/1995; 7/2000-7/2005 | | NAKINA |
| 2749 | NHCR | New Hampshire Central R.R., Inc. | added 10/93; 1/94; eliminated 4/95; 7/2000 | | NRHS |
| 2750 | NHCR | NEW HAMPSHIRE CENTRAL RAILROAD, INC. | | | PWRC |
| 2751 | NHCR | New Hampshire Central Railroad | | | RSRV |
| 2752 | NHCR | NEW HAMPSHIRE CENTRAL RAILROAD INC | | | SCAC4 |
| 2753 | NHCS | NEW HORIZONS CHARTER SERVICE | | | SCAC3 |
| 2754 | NHCU | MITSUI & CO LTD | | J | BIC |
| 2755 | NHCU | NIHON HELIUM INC | | | SCAC4 |
| 2756 | NHD | NHV A/S | Callsign: Nemo, | DK | AVCODES |
| 2757 | NHDI | N H D INC | | | SCAC3 |
| 2758 | NHDI | NASH, EDDIE & SONS INC | | | SCAC4 |
| 2759 | NHDX | NEW HAMPSHIRE DEPARTMENT OF TRANSPORTATION | | | PWRC |
| 2760 | NHE | Nord Helikopter | Callsign: Nord, | N | AVCODES |
| 2761 | NHEC | NATIONAL HIGHWAY ENTERPRISES INC | | | SCAC4 |
| 2762 | NHEL | N H E LEASING | | | SCAC3 |
| 2763 | NHEL | N H E LEASING | | | SCAC4 |
| 2764 | NHEN | NIGHTHAWK ENTERPRISES INC | | | SCAC4 |
| 2765 | NHEQ | NATIONAL HIGHWAY EQUIPMENT INC | | | SCAC3 |
| 2766 | NHEQ | NORTHERN INTERIORS | | | SCAC4 |
| 2767 | NHEU | NEFTECHIMECO LTD | | | SCAC4 |
| 2768 | NHG | NHT Lineas Aereas | IATA: N7, Name changed to Brava Linhas Aereas | BR | AVCODES |
| 2769 | NHG | Brava Linhas Aereas | IATA: N7, Name changed from NHT Lineas Aereas | BR | AVCODES |
| 2770 | NHG | NHT Lineas Aereas | | | ICAO1 |
| 2771 | NHGL | NEW HOPE GLOBAL LOGISTICS | | | SCAC4 |
| 2772 | NHGR | NORTHANGER SHIPPING CORPORATION | | | SCAC3 |
| 2773 | NHGS | NOB HILL GERNERAL STORE INC | | | SCAC3 |
| 2774 | NHGX | New Haven Gas Light Co. | 7/1930-1/1943 | | NAKINA |
| 2775 | NHGX | New Haven Gas Light Co. | Apr-38 | | NRHS |
| 2776 | NHGX | NEW HAVEN GAS LIGHT CO. | | | PWRC |
| 2777 | NHIC | NH-HAY INC | | | SCAC4 |
| 2778 | NHIM | NASIM HOME | | | SCAC4 |
| 2779 | NHIN | NU HOT INC | | | SCAC4 |
| 2780 | NHIR | New Hope & Ivyland R.R. Co. | added 10/1989; eliminated 10/1991 | | NAKINA |
| 2781 | NHIR | New Hope & Ivyland R.R. Co., McHugh Brothers Heavy Hauling Inc. — Operator & Lessee | added 7/1980; eliminated 10/1989 | | NAKINA |
| 2782 | NHIR | New Hope & Ivyland R.R. Co. | 1/1975-1/1980; eliminated 7/1980 | | NAKINA |
| 2783 | NHIR | New Hope & Ivyland R.R. Co. | 1/75-1/80; eliminated 7/80 | | NRHS |
| 2784 | NHIR | New Hope & Ivyland R.R. Co., McHugh Brothers Heavy Hauling Inc. -- Operator & Lessee | added 7/80; eliminated 10/89 | | NRHS |
| 2785 | NHIR | New Hope & Ivyland R.R. Co. | added 10/89; eliminated 10/91 | | NRHS |
| 2786 | NHIR | RETIRED 07-31-91 ATP (585) [NEW HOPE & IVYLAND RAILROAD] | | | PWRC |
| 2787 | NHIR | New Hope & Ivyland Railroad Company | | USA | TRAFFIC |
| 2788 | NHIU | NIPPON GASES NORGE AS | | N | BIC |
| 2789 | NHIU | HYDRO GAS AND CHEMICALS AS | | | SCAC4 |
| 2790 | NHIX | Merchants Despatch Transportation Corp. | added 7/1962; 7/1965; eliminated 7/1966 | | NAKINA |
| 2791 | NHIX | Northern Refrigerator Line, Inc. | 4/1947-4/1961; eliminated 7/1962 | | NAKINA |
| 2792 | NHIX | Northern Refrigerator Line, Inc. | 1/52-4/61 | | NRHS |
| 2793 | NHIX | Merchants Despatch Transportation Corp. | 7/65; eliminated 7/66 | | NRHS |
| 2794 | NHIX | *NORTHERN REFRIGERATOR LINE INC. | | | PWRC |
| 2795 | NHIX | *MERCHANTS DESPATCH TRANSPORTATION CORP. | | | PWRC |
| 2796 | NHK | Federal Aviation Administration (ATO-330) | Callsign: Nighthawk, Name changed to United States Government, Federal Aviation Administration. | USA | AVCODES |
| 2797 | NHK | United States Government, Federal Aviation Administration | Callsign: Nighthawk, Name changed from Federal Aviation Administration (ATO-330). | USA | AVCODES |
| 2798 | NHK | Federal Aviation Administration | | | ICAO1 |
| 2799 | NHKA | NHK ENTERPRISES AMERICA INC | | | SCAC4 |
| 2800 | NHKC | NIGHTHAWK COURIER SERVICE INC | | | SCAC3 |
