Kumovka (Russian: Кумовка) is a rural locality (a khutor) in Pyatiizbyanskoye Rural Settlement, Kalachyovsky District, Volgograd Oblast, Russia.

[3] Kumovka is located 20 km southwest of Kalach-na-Donu (the district's administrative centre) by road.

Dom otdykha is the nearest rural locality.

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