It borders the provinces of Kinshasa to the north-east, Kwango to the east, and the Republic of Angola to the south as well as the Republic of the Congo and Cabinda to the north.
Провинция граничит с Киншасой на северо-востоке, Кванго на востоке, Республикой Ангола на юге, ангольским эксклавом Кабинда и Республикой Конго на севере.