621714 is the PIN Code of Unjini, which is located in Ariyalur district, Tamil Nadu state.
Unjini Post Office is located at Unjini, Ariyalur 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 Unjini PO is 621714. This Postoffice falls under Tiruchirapalli postal division of the Tamilnadu postal circle.