Kalachinsky Uyezd
Kalachinsky Uyezd is a uezd of the Russian Empire.
It is located in Omsk Oblast, Tobolsk Governorate, Akmolinsk Oblast, and Omsk Governorate and Russian Socialist Federative Soviet Republic and Soviet Union. The uezd of the Russian Empire was established in 1917. Kalachinsky Uyezd's population is 136,335 (as of 1920).