It also borders Volgograd and Voronezh Oblasts in the north, Krasnodar and Stavropol Krais in the south, and the Republic of Kalmykia in the east.
It also borders Volgograd and Voronezh Oblasts in the north in the east. It also borders Krasnodar and Stavropol Krais in the south in the east. It also borders the Republic of Kalmykia in the east.