| ISO 639-3 Inverted Names | art-291 |
| Bulgarian Sign Language | |
| ISO 639-3 | art-001 | bqn |
| ISO 639-3 Reference Names | art-289 | Bulgarian Sign Language |
| ISO 639-3 Print Names | art-290 | Bulgarian Sign Language |
| 普通话 | cmn-000 | 保加利亚手语 |
| English | eng-000 | Bulgarian Sign Language |
| français | fra-000 | langue des signes bulgare |