| A several letters of the manufacture and a several numbers (e.g. A310) | Started with a dash and then a combination of numbers (e.g. -200) | combination of letters (e.g. F) |
In this table you can find extensions that Airbus is using for their aircraft
| Extension | Extension name | Description | Aircraft | Related to | Remarks |
|---|---|---|---|---|---|
| PAX | Passengers | All the aircraft's without any extension are PAX aircraft's. PAX is a shortage of the word passenger that is traveling with the aircraft | A310-200, A310-300, A318, A319, A320, A321, A330. A330-200, A330-300, A330-800, A330, 900, A340, A340-200, A340-300, A340-500, A340-600, A350, A350-900, A350-1000, A350-1100, A380, A380-800 | PAX | |
| B1 | B1 | Build version 1 of a PAX aircraft | Built as prototype | ||
| B2 | B2 | Build version 2 of a PAX aircraft | A300 B2-100, A300 B2-200, A300 B2-300 | PAX | |
| B4 | B4 | Build version 4 of a PAX aircraft | A300 B-100, A300 B- 200, A300 B4-600, A300-600 | PAX | |
| B4C | Build version 4 of a Freighter aircraft | A300 B4C | FREIGHT | ||
| C | Convertible | Convertible Freighter aircraft | A300-620C, A310-200C, A310-300C | FREIGHT | |
| C4 | C4 | Build version 4 of a Convertible Freighter aircraft | A300 C4, | FREIGHT | |
| CJ | Corporate Jet | PAX aircraft specialized for Corporations | A319 CJ | PAX | |
| CEO | Current Engine Option | PAX aircraft with a Current Engine Option | A319 CEO, A320-100 CEO A320-200 CEO, A321-100 CEO, A321-200 CEO | PAX | |
| F | Freighter | Freighter is the all-cargo transport variant of the PAX version* | A300-600F, A310-200F, A310-300F, A330-200F A350F | FREIGHT | |
| FF | Forward Facing | PAX aircraft with Forward Facing crew compartment | A300B4-200FF | PAX | |
| F4 | F4 | Build version 4 of a Freighter aircraft | A300F4-200 | FREIGHT | |
| LR | Long Range | A longer version of the A319 PAX aircraft | A319LR, A31LR | PAX | |
| MF | Multi Freighter | A freighter for multi purposes | A300MF | PAX/ FREIGHT | |
| MPA | Maritime Patrol aircraft | A freighter aircraft for maritime patrols | A319MPA | PAX/ FREIGHT | |
| MRT | Multi-Role Transport | Multi- Role Freight transport | A310MRT | FREIGHT | Later converted to Multi-role Tanker Transport (MRTT) |
| NEO | New Engine Option | PAX aircraft with a New Engine Option | A319 NEO, A320 NEO, A321 NEO | PAX | |
| P2F | PAX to Freighter | Converted aircraft from PAX to Freighter | A321P2F, A330P2F | FREIGHT | |
| R | Range | PAX aircraft for longer ranges | A300-600R | PAX | |
| RC | Range Convertible | Convertible Freighter aircraft for longer ranges | A300-600RC | FREIGHT | |
| RF | Range Freighter | Freight aircraft for longer ranges | A300-600RF | FREIGHT | |
| Sharklets | PAX aircraft with extra (sharklet) wing lets | A318 (sharklets), A319 CEO (sharklets), A320-100 CEO (sharklets) | PAX | ||
| ST | Super Transporter | Known as the Airbus Beluga | A300-600ST | FREIGHT | |
| XWB | Extra Wide Body | PAX aircraft with eXtra Wide Body | A350XWB | ||
| XLR | Extended Long Range | PAX aircraft with a eXtended Long Range | A321XLR | PAX |