| IATA | ICAO | AWB Prefix |
Airline Name | Country |
| Z2 | CYN | Zhong Yuan Airlines | China PRC | |
| Z2 | STY | 536 | Styrian Airlines | Austria |
| Z3 | STW | 913 | Star Airways | Turkey |
| Z3 | SMJ | 757 | Avient Aviation | United Kingdom |
| Z5 | GMG | 009 | GMG Airlines | Bangladesh |
| Z6 | UDN | 181 | Dniproavia | Ukraine |
| Z7 | ADK | ADC Airlines | Nigeria | |
| Z7 | EZX | 247 | Zimbabwe Express Airlines | Zimbabwe |
| Z7 | AVJ | Avia Traffic Company | Kyrgyzstan | |
| Z8 | MTZ | Mali Airways | Mali | |
| Z9 | RZL | 509 | Aero Zambia | South Africa |
| ZA | ZAS | ZAS Airline of Egypt | Egypt | |
| ZB | MON | 974 | Monarch Airlines | United Kingdom |
| ZC | RSN | 141 | Royal Swazi National Airways | Swaziland |
| ZD | DDD | AirNet 21 JSC | Bulgaria | |
| ZD | FDN | Dolphin Air | United Arab Emirates, Dubai | |
| ZE | AZE | Arcus Air Logistic | Germany | |
| ZF | ATW | Athens Airways | Greece | |
| ZF | HHA | Atlantic Airlines (Honduras) | Honduras | |
| ZF | MIW | Airborne | Sweden | |
| ZG | VVM | Viva Macau | Macau | |
| ZH | CSZ | 479 | Shenzhen Airlines | China PRC |
| ZI | AAF | 439 | Aigle Azur Transport Aériens | France |
| ZJ | ARC | Air Routing International Corporation | United States | |
| ZJ | ZMA | Zambezi Airlines | Zambia | |
| ZK | GLA | 846 | Great Lakes Aviation Ltd | United States |
| ZL | AFM | 292 | Affretair | Zimbabwe |
| ZL | RXA | 899 | Regional Express Airlines | Australia |
| ZM | CNB | CityLine Hungary | Hungary | |
| ZM | SBZ | 939 | Scibe Airlift | Congo (Democratic Republic) |
| ZN | EAV | 528 | Eagle Airlines | Austria |
| ZP | AZQ | 463 | Silk Way Airlines | Azerbaijan |
| ZQ | NZA | 941 | Ansett New Zealand | New Zealand |
| ZR | AZS | 410 | Aviacon Zitotrans | Russia |
| ZR | MUK | 796 | Muk Air | Denmark |
| ZT | AWC | Titan Airways | United Kingdom | |
| ZU | AKC | 158 | ARCA Aerovias Colombianas | Colombia |
| ZU | HCY | 032 | Helios Airways | United Kingdom |
| ZU | BBT | Air Bashkortostan | Russia | |
| ZV | AMW | 471 | Air Midwest | United States |
| ZW | AWI | 303 | Air Wisconsin Airlines | United States |
| ZX | ABL | Air BC | Canada | |
| ZX | GGN | Air Georgian | Canada | |
| ZY | ADE | 121 | Ada Air | Albania |
| ZY | EZA | Eznis Airways | Mongolia |
