Letca is a commune situated in Sălaj County within the Transylvania region of Romania. It serves as an administrative center for a collection of rural settlements.
The commune is composed of nine distinct villages: Ciula (Gyulaszeg), Cuciulat (Kocsoládfalva), Cozla (Kecskés), Letca, Lemniu (Lemény), Purcăreț (Pórkerec), Șoimușeni (Kővársolymos), Toplița (Szamoshéviz), and Vălișoara (Dióspatak).