KL-01 Thiruvananthapuram (Trivandrum City)
KL-02 Kollam
KL-03 Pathanamthitta
KL-04 Alappuzha
KL-05 Kottayam
KL-06 Idukki
KL-07 Ernakulam (Kochi City)
KL-08 Thrissur (Thrissur City)
KL-09 Palakkad
KL-10 Malappuram
KL-11 Kozhikode (Calicut City)
KL-12 Wayanad
KL-13 Kannur (Kannur City)
KL-14 Kasaragod
KL-15 Registered in Trivandrum (KSRTC)
KL-16 Attingal 
KL-17 Muvattupuzha
KL-18 Vatakara 
KL-19 Parassala 
KL-20 Neyyattinkara
KL-21 Nedumangad 
KL-22 Kazhakoottam
KL-23 Karunagappalli 
KL-24 Kottarakkara
KL-25 Punalur 
KL-26 Adoor 
KL-27 Thiruvalla
KL-28 Mallappally
KL-29 Kayamkulam 
KL-30 Chengannur
KL-31 Mavelikkara
KL-32 Cherthala
KL-33 Changanassery
KL-34 Kanjirappally
KL-35 Pala
KL-36 Vaikom
KL-37 Vandiperiyar
KL-38 Thodupuzha
KL-39 Thripunithura
KL-40 Perumbavoor
KL-41 Aluva
KL-42 North Paravur
KL-43 Mattancherry 
KL-44 Kothamangalam
KL-45 Irinjalakuda
KL-46 Guruvayur 
KL-47 Kodungalloor
KL-48 Wadakkanchery
KL-49 Alathur 
KL-50 Mannarkkad 
KL-51 Ottappalam 
KL-52 Pattambi 
KL-53 Perinthalmanna 
KL-54 Ponnani 
KL-55 Tirur 
KL-56 Koyilandy 
KL-57 Koduvally 
KL-58 Thalassery 
KL-59 Thaliparamba 
KL-60 Kanjangad 
KL-61 Kunnathur 
KL-62 Ranni 
KL-63 Angamaly 
KL-64 Chalakkudy 
KL-65 Tirurangadi 
KL-66 Kuttanad 
KL-67 Uzhavoor 
KL-68 Devikulam 
KL-69 Udumbanchola 
KL-70 Chittur 
KL-71 Nilambur 
KL-72 Mananthavady 
KL-73 Sulthan Bathery