| ISO 639-2/T | art-002 |
| ota | |
| ISO 639-3 | art-001 | ota |
| ISO 639-2/B | art-003 | ota |
| ISO 639-3 Reference Names | art-289 | Ottoman Turkish (1500-1928) |
| ISO 639-3 Print Names | art-290 | Ottoman Turkish (1500-1928) |
| ISO 639-3 Inverted Names | art-291 | Turkish, Ottoman (1500-1928) |