| 1 | NZA | Billmans Management Ltd t/a Ansett New Zealand | IATA: ZQ, Callsign: Anza, Name changed to Tasman Pacific Airlines of NZ Limited t/a Qantas New Zealand on 29 August 2000. | NZ | AVCODES |
| 2 | NZA | Tasman Pacific Airlines of NZ Limited t/a Qantas New Zealand | IATA: ZQ, Ceased operation in 2001. Name changed from Ansett New Zealand | NZ | AVCODES |
| 3 | NZA | Nayzak Air Transport Company | IATA: M4, IATA Prefix: 728, Designator M4 reinstated by IATA | LAR | AVCODES |
| 4 | NZA | Nayzak Air Transport Company | Callsign: Nayzak Air, Designator M4 recalled by IATA | LAR | AVCODES |
| 5 | NZA | Nayzak Air Transport | | | ICAO1 |
| 6 | NZAU | NOVOZYMES BLAIR INC | | | SCAC4 |
