This is a list of all airline codes . The table lists the IATA airline designators, the ICAO airline designators and the airline call signs (telephony designator). Historical assignments are also included for completeness.
| IATA | ICAO | Airline | Call sign | Country | Comments |
|---|---|---|---|---|---|
| BZE | Zenith Aviation | ZENSTAR | United Kingdom | 2014 [1] | |
| AZB | Zaab Air | ZAAB AIR | Ghana | ||
| AZJ | Zas Air | Egypt | |||
| AZR | Zenith Air | ZENAIR | South Africa | ||
| CDC | Zhejiang Loong Airlines | HUALONG | China | ||
| CIT | Zanesville Aviation | ZANE | United States | ||
| FS | AYN | FlyArystan | Arystan | Kazakhstan | |
| EMR | Zenmour Airlines | ZENMOUR | Mauritania | ||
| EZD | Zest Airways | ZEST AIRWAYS | Philippines | ||
| GZQ | Zagros Air | ZAGROS | Iraq | ||
| C4 | IMX | Zimex Aviation | ZIMEX | Switzerland | |
| IZG | Zagros Airlines | ZAGROS | Iran | ||
| JTU | Zhetysu | ZHETYSU | Kazakhstan | ||
| KVZ | Z-Aero Airlines | Ukraine | |||
| KZH | Zhez Air | Kazakhstan | |||
| MBG | Zephyr Aviation | CHALGROVE | United Kingdom | ||
| MLU | Zracno Pristaniste Mali Losinj | MALI LOSINJ | Croatia | ||
| MZE | Zenith Aviation (Malta) | Malta | |||
| ORZ | Zorex | ZOREX | Spain | ||
| PZY | Zapolyarye Airline Company | ZAPOLYARYE | Russia | ||
| RZR | Zephyr Express | RECOVERY | United States | ||
| RZU | Zhersu Avia | ZHERSU AVIA | Kazakhstan | ||
| SYZ | Zil Air | ZIL AIR | Seychelles | ||
| TAN | Zanair | ZANAIR | Tanzania | ||
| ZAI | Zaire Aero Service | ZASAIR | Democratic Republic of Congo | ||
| ZAK | Zambia Skyways | ZAMBIA SKIES | Zambia | ||
| ZAR | Zairean Airlines | ZAIREAN | Democratic Republic of the Congo | ||
| ZAV | Zetavia | ZETAVIA | Ukraine | ||
| ZAW | Zoom Airways | ZED AIR | Bangladesh | ||
| ZMA | Zambezi Airlines | ZAMBEZI WINGS | Zambia | ||
| RZV | Z-Avia | ZEDAVIA | Armenia | ICAO Code and callsign no longer allocated | |
| Q3 | MBN | Zambian Airways | ZAMBIANA | Zambia | |
| ZAN | Zantop International Airlines | ZANTOP | United States | ICAO Code and callsign no longer allocated | |
| ZAS | ZAS Airlines of Egypt | ZAS AIRLINES | Egypt | ICAO Code and callsign no longer allocated | |
| CJG | Zhejiang Airlines | ZHEJIANG | China | ICAO Code and callsign no longer allocated | |
| CFZ | Zhongfei General Aviation | ZHONGFEI | China | ||
| CYN | Zhongyuan Aviation | ZHONGYUAN | China | ICAO Code and callsign no longer allocated | |
| 3J | WZP | Zip | ZIPPER | Canada | ICAO Code and callsign no longer allocated |
| ZG | TZP | Zipair Tokyo | ZIPPY | Japan | Subsidiary of Japan Airlines |
| Z4 | OOM | Zoom Airlines | ZOOM | Canada | defunct, ICAO Code and callsign no longer allocated |
| ORZ | Zorex | ZOREX | Spain |