Negresti-Oas is situated in the North-East part of county Satu Mare, being the economical and administrative center in the region Oas Country. Situated on the upper course of Talna Mare river, 265 m altitude, Negresti-Oas has as neighbors the following villages: Vama (S), Certeze (N) and Bixad (N-W). Tara Oasului is situated on the lengthways road that lies between Satu Mare and Sighetul Marmatiei, at 50 km far from Satu Mare.
You can find it between Oas and Gutai mountains (614 km2). Tara Oasului is situated between the villages Turt, Gherta Mare, Gherta Mica in the West part , Huta Pass (640 m. altitude) in the East, and Camarzana in the North.
Oas depression’s maximum altitude is 400-500 metres and the villages are situated on the lengthways of Tur river and the basin of Lechincioara.