The area of Roussillon Regional County Municipality is 403.6 square kilometers.
The area of Papineau Regional County Municipality is 3,205.9 square kilometers.
The area of Bécancour Regional County Municipality is 1,231.3 square kilometers.
The area of Maskinongé Regional County Municipality is 2,502.4 square kilometers.
The area of Coaticook Regional County Municipality is 1,354.7 square kilometers.
The area of Kamouraska Regional County Municipality is 2,603.7 square kilometers.
The area of Drummond Regional County Municipality is 1,627.2 square kilometers.
The area of D'Autray Regional County Municipality is 1,352 square kilometers.
The area of L'Érable Regional County Municipality is 1,300.7 square kilometers.
The area of Lotbinière Regional County Municipality is 1,687 square kilometers.
The area of Rouville Regional County Municipality is 490.1 square kilometers.
The area of Manicouagan Regional County Municipality is 39,246.4 square kilometers.
The area of Acton Regional County Municipality is 583 square kilometers.