673307 is the PIN Code of Kollam, which is located in Kozhikode district, Kerala state.
Kollam Post Office is located at Kollam, 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 Kollam PO is 673307. This Postoffice falls under Vadakara postal division of the Kerala postal circle.