Towns of tyrcho
| Town Name | Population | Location |
|---|---|---|
| Ardres | 12,867 | -828 | -2114 |
| Béthune | 4,683 | -803 | -2127 |
| Calais (capital city) | 28,637 | -789 | -2134 |
| Douvres | 13,170 | -859 | -2127 |
| Dunkerque | 11,073 | -806 | -2104 |
| Fretin | 9,026 | -855 | -2197 |
| Lille | 27,303 | -815 | -2121 |
| Seclin | 1,040 | -865 | -2209 |