Tomsk Oblast is a federal subject of Russia. It lies in the southeastern West Siberian Plain, in the southwest of the Siberian Federal District. Its administrative center is the city of Tomsk. Population: 1,047,394.

Siberian Federal District is one of the eight federal districts of Russia. Its population was 17,178,298 according to the 2010 Census, living in an area of 4,361,800 square kilometers (1,684,100 sq mi). The entire federal district lies within the continent of Asia.