Interior Salish: Enduring Languages of the Columbian Plateau

http://www.salishschoolofspokane.org

Salish School of Spokane offers Salish immersion pre-school, kindergarten, first and second grade for children and families in the City of Spokane.

 http://www.endangeredlanguages.com/lang/1919

This is a link to the Colville-Okanagan page for the Endangered Languages website.  Though the site lists the language as "Okanagan", the samples are representative of the language spoken by all of the Syilx people including Okanagan, Similkameen, Methow, Nespelem, San Poil, Colvile, and Lakes.

https://www.nkwusm.com

The Nk'wusm Language Revitalization runs a Salish immersion school in Arlee, Montana serving students from pre-school to grade 8.

https://kalispeltribe.com/our-language/

The Kalispel Tribal Language Program offers on-line language learning software and downloadable Kalispel lessons.

https://www.spokanelanguageculture.com/

The Spokane Tribe of Indians Language Program offers instruction in Spokane Salish at Wellpinit Public Schools and on-line.

https://www.cdatribe-nsn.gov/culture/language/

The Coeur d'Alene Tribal Language Program offers community and school classes and a language web site with text and audio.

https://sites.google.com/site/salishlanguage/

The Séliš and Qlispélixʷ people of the Flathead Reservation are developing a Montana Salish version of the Salish Curriculum Porject and fluency transfer system developed by Salish School of Spokane and The Paul Creek Language Association.

http://www.fpcc.ca/

The First People's Cultural Council is a branch of the government of the Province of British Columbia that inlcudes the preservation and revitalization of BC Aboriginal languages in its mission.