| Saint-Omer | Super 95 (E10) | Super 95 (E5) | Super 98 (E5) | Super 98 (E10) | Diesel (B7) | Diesel (B10) | Diesel (XTL) | LPG | CNG | Hydrogeen | LNG | Diesel+ | AdBlue |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aire-sur-la-Lys | € 1,639 | € 1,675 | € 1,706 | € 1,924 | € 1,568 | - | - | € 0,826 | - | - | - | - | - |
| Ardres | - | € 1,699 | € 1,729 | - | € 1,589 | - | - | - | - | - | - | - | - |
| Arques | € 1,469 | € 1,389 | € 1,719 | - | € 1,579 | - | - | € 0,928 | - | - | - | - | - |
| Audruicq | - | € 1,712 | € 1,746 | - | € 1,612 | - | - | - | - | - | - | - | - |
| Autingues | € 1,659 | - | € 1,729 | - | € 1,589 | - | - | - | - | - | - | - | - |
| Campagne-lès-Wardrecques | - | € 1,986 | € 1,929 | - | € 1,829 | - | - | - | - | - | - | - | - |
| Coyecques | - | € 1,880 | - | - | € 1,730 | - | - | - | - | - | - | - | - |
| Éperlecques | € 1,655 | € 1,729 | € 1,742 | - | € 1,583 | - | - | - | - | - | - | - | - |
| Fauquembergues | - | € 1,867 | € 1,899 | - | € 1,898 | - | - | - | - | - | - | - | - |
| Lumbres | € 1,540 | € 1,531 | € 1,644 | - | € 1,466 | - | - | - | - | - | - | - | - |
| Nielles-lès-Ardres | € 2,005 | - | - | - | € 1,882 | - | - | - | - | - | - | - | - |
| Oye-Plage | - | € 1,689 | € 1,699 | - | € 1,559 | - | - | - | - | - | - | - | - |
| Racquinghem | € 1,649 | € 1,669 | - | € 1,939 | € 1,599 | - | - | - | - | - | - | - | - |
| Saint-Folquin | - | € 1,930 | € 1,960 | - | € 1,855 | - | - | - | - | - | - | - | - |
| Saint-Martin-au-Laërt | € 1,660 | € 1,645 | € 1,720 | € 1,924 | € 1,588 | - | - | € 0,928 | - | - | - | - | - |
| Saint-Omer | € 1,653 | - | € 1,739 | - | € 1,584 | - | - | - | - | - | - | - | - |