Vostochny (Russian: Восточный) is a rural locality (a settlement) in Priozyorny Selsoviet, Ust-Kalmansky District, Altai Krai, Russia.

Vostochny is located 21 km southeast of Ust-Kalmanka (the district's administrative centre) by road.

Priozyorny is the nearest rural locality.

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