678593 is the PIN Code of Thrikallur, which is located in Palakkad district, Kerala state.
Thrikallur Post Office is located at Thrikallur, Palakkad of KERALA state. It is a Branch Post Office. A Post Office (PO) / Dak Ghar is a facility in charge of sorting, processing, and delivering mail to recipients. POs are usually regulated and funded by the Government of India (GOI). Pin code of Thrikallur PO is 678593. This Postoffice falls under Ottapalam postal division of the Kerala postal circle.