| ISO 639-2/T | art-002 |
| cat | |
| ISO 639-3 | art-001 | cat |
| ISO 639-2/B | art-003 | cat |
| ISO 639-1 | art-004 | ca |
| ISO 639-3 Reference Names | art-289 | Catalan |
| ISO 639-3 Print Names | art-290 | Catalan |
| ISO 639-3 Print Names | art-290 | Valencian |
| ISO 639-3 Inverted Names | art-291 | Catalan |
| ISO 639-3 Inverted Names | art-291 | Valencian |