| Competition: | Inter-régions Division |
| Season: | 2009–10 |
| Winners: | JS Saoura (West), WA Boufarik (Center), A Bou Saâda (East) |
| Relegated: | JSM Tiaret (West), IB Khémis El Khechna (Center), CRB El Milia (East) |
| Prevseason: | 2008–09 |
| Nextseason: | 2010–11 |
A total of 47 teams contest the division, which is divided into three tables west, center and east, including 41 sides remaining in the division from last season, three relegated from the Algerian Championnat National 2, and three promoted from the Regional League I.