- French commune.name
- Brie-sous-Mortagne
- French commune.commune status
- Commune
- French commune.image
- Brie-sous-Mortagne mairie.jpg
- French commune.caption
- The town hall in Brie-sous-Mortagne
- French commune.arrondissement
- Saintes
- French commune.canton
- Saintonge Estuaire
- French commune.INSEE
- 17068
- French commune.postal code
- 17120
- French commune.mayor
- Maurice Girerd
- French commune.term
- 2020–2026
- French commune.intercommunality
- CA Royan Atlantique
- French commune.elevation min m
- 5
- French commune.elevation max m
- 61
- French commune.area km2
- 7.22
