| ISO 639-3 | art-001 |
| quz | |
| ISO 639-3 Reference Names | art-289 | Cusco Quechua |
| ISO 639-3 Print Names | art-290 | Cusco Quechua |
| ISO 639-3 Inverted Names | art-291 | Quechua, Cusco |
| Ethnologue Primary Language Names | art-323 | Quechua, Cusco |
| Glottolog Languoid Names | art-326 | Cusco Quechua |
| Glottocode | art-327 | cusc1236 |
| Glottolog Primary Key | art-328 | 33583 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1013 |
| Ethnologue Language Names | art-330 | Caylloma Quechua |
| Ethnologue Language Names | art-330 | Cuzco |
| Ethnologue Language Names | art-330 | Cuzco Quechua |
| Ethnologue Language Names | art-330 | Eastern Apurímac Quechua |
| Ethnologue Language Names | art-330 | Puno Quechua |
| Ethnologue Language Names | art-330 | Qheswa |
| Ethnologue Language Names | art-330 | Quechua Cusco |
| Ethnologue Language Names | art-330 | Quechua Qosqo-Qollaw |
| Ethnologue Language Names | art-330 | Quechua de Cusco-Collao |
| Ethnologue Language Names | art-330 | Quechua, Cusco |
| Ethnologue Language Names | art-330 | Runasimi Qusqu Qullaw |
| English | eng-000 | Cusco Quechua |
| English | eng-000 | Quechua of Cuzco |
| français | fra-000 | quechua de Cuzco |
| español | spa-000 | quechua cuzqueño |