574323 is the PIN Code of Kolnadu, which is located in Dakshina Kannada district, Karnataka state.
Kolnadu Post Office is located at Kolnadu, Dakshina Kannada of KARNATAKA 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 Kolnadu PO is 574323. This Postoffice falls under Puttur postal division of the Karnataka postal circle.