There are four (4) Ranges in Kerala State. The Deputy Inspectors General have each in charge of a Range. Trivandrum Range and Ernakulum Range come under South Zone . As such Kannur Range and Thrissur Range come under North Zone. The Kannur Range office is stationed at Thavakkara, Thrissur Range at in High Road, Ernakulam Range at in High Court Junction and Thiruvananthapuram Range at Nandavanam in Thiruvananthapuram.
The police districts in respective Range wise are given below.
The Deputy Inspector General of Police (Trivandrum Range)
Trivandrum - 695033\
The Deputy Inspector General of Police (Ernakulam Range)
Opp. Marine Drive, High Court Junction
Kochi - 682031
The Deputy Inspector General of Police (Thrissur Range)
Thrissur - 680001
The Deputy Inspector General of Police (Kannur Range)
Kannur - 670002