Slanec Hills (Slanské vrchy) is a mountain range in eastern Slovakia, in Region Košice (Košický kraj) - district Košice-surroundings (Košice-okolie) and in Region Presov (Prešovský kraj) - districts Prešov, Vranov nad Topľou. It stretches in a north-south direction from the city of Prešov to the border with Hungary. Highest peak is Šimonka (1 092 m. a.s.l.).