| 1 | NHG | NHT Lineas Aereas | IATA: N7, Name changed to Brava Linhas Aereas | BR | AVCODES |
| 2 | NHG | Brava Linhas Aereas | IATA: N7, Name changed from NHT Lineas Aereas | BR | AVCODES |
| 3 | NHG | NHT Lineas Aereas | | | ICAO1 |
| 4 | NHGL | NEW HOPE GLOBAL LOGISTICS | | | SCAC4 |
| 5 | NHGR | NORTHANGER SHIPPING CORPORATION | | | SCAC3 |
| 6 | NHGS | NOB HILL GERNERAL STORE INC | | | SCAC3 |
| 7 | NHGX | New Haven Gas Light Co. | 7/1930-1/1943 | | NAKINA |
| 8 | NHGX | New Haven Gas Light Co. | Apr-38 | | NRHS |
| 9 | NHGX | NEW HAVEN GAS LIGHT CO. | | | PWRC |
