Lewiston-Clarkston Partners Habitat for Humanity Share: Community OrganizationsNon-profit Lewiston-Clarkston Partners Habitat for Humanity Visit Website PO Box 317 Clarkston, WA 99403 (509) 758-7396 About About The Lewiston-Clarkston Partners in Habitat for Humanity is an ecumenical Christian organization committed to replacing sub-standard housing in our communities with safe, decent, affordable homes.