611112 is the PIN Code of Koilpathu, which is located in Nagapattinam district, Tamil Nadu state.
Koilpathu Post Office is located at Koilpathu, Nagapattinam of TAMIL NADU 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 Koilpathu PO is 611112. This Postoffice falls under Nagapattinam postal division of the Tamilnadu postal circle.