635304 is the PIN Code of Kallavi, which is located in Krishnagiri district, Tamil Nadu state.
Kallavi Post Office is located at Kallavi, Krishnagiri 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 Kallavi PO is 635304. This Postoffice falls under Krishnagiri postal division of the Tamilnadu postal circle.