| North | East | South | West |
|---|---|---|---|
| Erode, Coimbatore, Karur and Trichy District | Sivaganga and Tiruchi District | Madurai District | Theni and Coimbatore District and Kerala State |
| North | East | South | West |
|---|---|---|---|
| Erode, Coimbatore, Karur and Trichy District | Sivaganga and Tiruchi District | Madurai District | Theni and Coimbatore District and Kerala State |