| Sum: | 31,000 | 26 | 1,534 | 4.95% | ||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Chontal, Huamelulteco, Tehuantepec, Oaxaca | Chontal, Huamelulteco, Tehuantepec, Oaxaca | Chontal De Oaxaca, Costa | Mexico | 1,000 | 1 | 34 | 3.4% | Christianity |
| Chontal, Tabasco | Chontal, Huamelulteco, Tehuantepec, Oaxaca | Chontal, Tabasco | Mexico | 30,000 | 25 | 1,500 | 5% | Christianity |