L1 users: 30,900 (1995 census). 21,500 monolinguals. Total users in all countries: 49,900.
Salavan province: Ta-Oy district; Savannahkhet and Xekong provinces.
Pasoom, Kamuan’, Palee’n, Leem, Ha’aang (Sa’ang), Katang Ta’oiq. Not inherently intelligible of Lower Ta’oih [tto]. Intelligibility can be acquired after at least 2 weeks’ contact.
Used as L2 by Lower Ta’oih [tto].
Lao script [Laoo].