Ilanz is a Kreis, or sub-district of Surselva, in the canton of Graubünden (French: Grisons), Switzerland. Communes Ilanz contains the following communes, or municipalities: Castrisch Falera Flond Ilanz Laax Ladir Luven Pitasch Riein Ruschein Sagogn Schluein Schnaus Sevgein Valendas Versam Geography of Switzerland