İnesökü is a village in Erfelek District, in Sinop Province, Türkiye. İnesökü lies at 271 m above sea level, in the Küre mountains. It has 117 inhabitants. The nearest city is Sinop, 26 km to the northeast. Beaches nearby: Harzana (15 km). Among the landmarks around are Alaaddin Mosque (25 km), Erfelek Dam (10.2 km) and Sinop Fortress Prison (25 km). Among the natural features are Tatlıca Waterfalls (11.9 km).