604303 is the PIN Code of Markanum, which is located in Villupuram district, Tamil Nadu state.
Markanum Post Office is located at Markanum, Villupuram of TAMIL NADU 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 Markanum PO is 604303. This Postoffice falls under Pondicherry postal division of the Tamilnadu postal circle.