The phone numbers of all the Circle offices from each district are given. The links to the site for each category is given below.
Refer the following links for each category
| Trivandrum City |
| Trivandrum Rural |
| Kollam |
| Pathanamthitta |
| Alappuzha |
| Kottayam |
| Idukki |
| Kochi City |
| Ernakulam Rural |
| Thrissur |
| Palakkad |
| Malappuram |
| Kozhikode City |
| Kozhikode Rural |
| Wayanad |
| Kannur |
| Kasaragod |