| Ethnologue Language Names | art-330 |
| San Marcos Tlalcoyalco Popoloca | |
| ISO 639-3 | art-001 | pls |
| 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 |