| ISO 639-3 | art-001 |
| pls | |
| ISO 639-3 Reference Names | art-289 | San Marcos Tlacoyalco Popoloca |
| ISO 639-3 Print Names | art-290 | San Marcos Tlacoyalco Popoloca |
| ISO 639-3 Print Names | art-290 | San Marcos Tlalcoyalco Popoloca |
| ISO 639-3 Inverted Names | art-291 | Popoloca, San Marcos Tlacoyalco |
| ISO 639-3 Inverted Names | art-291 | Popoloca, San Marcos Tlalcoyalco |
| Ethnologue Primary Language Names | art-323 | Popoloca, San Marcos Tlacoyalco |
| Glottolog Languoid Names | art-326 | San Marcos Tlalcoyalco Popoloca |
| Glottocode | art-327 | sanm1301 |
| Glottolog Primary Key | art-328 | 39200 |
| Ethnologue Language Names | art-330 | Northern Popoloca |
| Ethnologue Language Names | art-330 | Popoloca de San Marcos Tlalcoyalco |
| Ethnologue Language Names | art-330 | Popoloca, San Marcos Tlacoyalco |
| Ethnologue Language Names | art-330 | Popoluca del Norte |
| Ethnologue Language Names | art-330 | San Marcos Tlalcoyalco Popoloca |
| English | eng-000 | San Marcos Tlalcoyalco Popoloca |