Ust-Aga () is a rural locality (a selo) in Shilkinsky District, Zabaykalsky Krai, Russia. Population: There are 2 streets in this selo.Село Усть-Ага на карте

Geography This rural locality is located 37 km from Shilka (the district's administrative centre), 171 km from Chita (capital of Zabaykalsky Krai) and 5,430 km from Moscow. Kirocha is the nearest rural locality.Село Усть-Ага, Забайкальский край

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