So | Ethnologue

A language of Laos

ISO 639: sss
Alternate Names: Bru, Makong, Mang Cong, Mang-Koong, Mangkong, Mankoong, So Makon, Sô, Thro, “Kha So” (pej.)
Population: 163,000 in Laos (2015 census). , based on ethnicity, includes Western Bru [brv]. Total users in all countries: 233,000.
Location:: Bolikhamxai, Khammouan, Savannahkhet provinces.
Language Status: 6a (Vigorous).
Classification: Austro-Asiatic, Mon-Khmer, Eastern Mon-Khmer, Katuic, West Katuic, Bru
Dialects: So Trong, So Slouy, So Phong. Reportedly similar to Bru [bru].
Language Use: Used by all. Also use Lao [lao].
Language Development: Literacy rate in L2: 15%–25%. Dictionary. Grammar. Bible portions: 1980–2004.
Language Resources: OLAC resources in and about So
Writing: Lao script [Laoo], used in Laos. Thai script [Thai], used in Thailand.
Other Comments: Traditional religion.

Thailand

Location: Kalasin, Nakhon Phanom, Nong Khai, Sakon Nakhon provinces: 53 villages.
Dialects: So Trong, So Slouy, So Phong, So Makon.
Language Status: 6a (Vigorous)
Other Comments: Came from Laos, where the same dialect is spoken. Buddhist, traditional religion.

Location: Bolikhamxai, Khammouan, Savannahkhet provinces.