643205 is the PIN Code of Kayyunni, which is located in Nilgiris district, Tamil Nadu state.
Kayyunni Post Office is located at Kayyunni, Nilgiris 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 Kayyunni PO is 643205. This Postoffice falls under Nilgiris postal division of the Tamilnadu postal circle.