| # | District Name | Sub District Name |
| 1 | Thiruvananthapuram | Varkala Attingal Kilimanoor Nedumangad Palode Thiruvananthapuram South Thiruvananthapuram North Kaniapuram Balaramapuram Kattakada Neyyattinkara Parassala |
| 2 | Kollam | Kottarakkara Veliyam Kulakkada Sasthamcotta Chadayamangalam Anchal Punalur Karunagappally Chavara Kollam Chathannoor Kundara |
| 3 | Pathanamthitta | Tiruvalla Pullad Aranmula Mallappally Vennikulam Adoor Pandalam Kozhencherry Ranni Pathanamthitta Konni |
| 4 | Alappuzha | Cherthala Thuravoor Alappuzha Ambalappuzha Haripad Mavelikara Chengannur Kayamkulam Moncompu Thalavady Veliyanadu |
| 5 | Kottayam | Ramapuram Kozhuvanal Ettumanoor Pala Erattupetta Kanjrappilly Karukachal Kottayam West Changanacherry Kottayam East Pampady Vaikom Kuravilangadu |
| 6 | Idukki | Thodupuzha Adimaly Kattappana Munnar Peermedu Nedumkandam |
| 7 | Ernakulam | Aluva Angamaly Kolancherry North Paravur Ernakulam Mattancherry Thripunithura Vypeen Perumbavoor Kothamangalam Kalloorkadu Koothattukulam Muvattupuzha Piravom |
| 8 | Thrissur | Cherpu Thrissur East Thrissur West Chalakudy Kodungallur Chavakkad Kunnamkulam Mullassery Wadakancheri |
| 9 | Palakkad | Ottapalam Cherpulassery Shornur Thrithala Pattambi Alathur Chittur Coyalamannam Kollamghode Palakkad Parali Mannarkkad |
| 10 | Malappuram | Kizhisseri Kondotty Manjeri Mankada Perinthalmanna Edappal Kuttippuram Parappanangadi Tanur Tirur Vengara Areacode Melattur Nilambur |
| 11 | Kozhikode | Chombala Koyilandy Kunnummal Melady Nadapuram Kozhikode City Kozhikode Perambra Koduvally Rural Chevayur Feroke Mukkam Thamarassery Balussery |
| 12 | Wayanad | Vythiri Sulthan Bathery Mananthavady |
| 13 | Kannur | Kannur South Kannur North Irikur Madayi Pappinissery Thalparamba North Thaliparamba South Payyannur |
| 14 | Kasaragod | Kasaragod Bekal Chittarikal Cheruvathur |
