Akçaçam is a village in Erfelek District, in Sinop Province, Türkiye. Akçaçam lies at 201 m above sea level, in the Küre mountains. It has 242 inhabitants. The nearest city is Sinop, 20 km to the northeast. Among the landmarks around are Alaaddin Mosque (20 km), Carussa (20 km) and Sinop Fortress Prison (19.7 km). Among the natural features are Tatlıca Waterfalls (18.3 km).