The electoral district covered the Kuban Oblast and the Black Sea Governorate.

However, in the final law the constituency was delimitated to Kuban Oblast and the Black Sea Governorate.

[4] Originally assigned 14 seats, by decree of the Provisional Government the number of deputies of the Kuban-Black Sea district was increased to 16.

[5] Kuban was fully engulfed by civil war by the time of the vote.

[6] The election was only held in Ekaterinodar and some surrounding villages where the Kuban Territorial Council was in control,[7][6] - and notably the vote was held February 2-6, 1918 (i.e. after the disbanding of the Constituent Assembly).