673541 is the PIN Code of Thiruvallur, which is located in Kozhikode district, Kerala state.
Thiruvallur Post Office is located at Thiruvallur, Kozhikode of KERALA state. It is a Sub 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 Thiruvallur PO is 673541. This Postoffice falls under Vadakara postal division of the Kerala postal circle.