Velyki Mezhyrichi, also known as Mezhirichi, is a village located in western Ukraine. It is situated within the Rivne Raion of the Rivne Oblast and was previously administered under the jurisdiction of the Korets Raion.
The settlement is positioned approximately 21 kilometres (13 mi) west of Korets and 43 kilometres (27 mi) east of Rivne. Local government administration for the area is handled by the Velykomezhyritska village council.