609603 is the PIN Code of Nallathur, which is located in Karaikal district, Pondicherry state.
Nallathur Post Office is located at Nallathur, Karaikal of PONDICHERRY 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 Nallathur PO is 609603. This Postoffice falls under Nagapattinam postal division of the Tamilnadu postal circle.