| 1 | NGS | General Air Services Limited | Callsign: Genair, | WAN | AVCODES |
| 2 | NGS | Nagesa, Compania Aerea | Callsign: Nagesa, | GQ | AVCODES |
| 3 | NGS | General and Aviation Services Ltd. | IATA: GS, Callsign: Golf Sierra, Name changed to General Air Services Limited. ICAO callsign changed to Genair | WAN | AVCODES |
| 4 | NGSA | NORTH GEORGIA SHIPPER AS | | | SCAC3 |
| 5 | NGSE | NORTHERN GREENHOUSE SALES | | | SCAC4 |
| 6 | NGSH | NORGAT SHIPPING CO LIMITED | | | SCAC4 |
| 7 | NGSH | Nahverkehrsgesellschaft Schleswig-Holstein | | D | TRAFFIC |
| 8 | NGSL | NORGULF SHIPPING LTD. | | | SCAC3 |
| 9 | NGSU | NIGERIAN STAR LINE | | | SCAC3 |
