600001 is the PIN Code of Chennai Gpo, which is located in Chennai district, Tamil Nadu state.
Chennai GPO Post Office is located at Chennai GPO, Chennai of TAMIL NADU state. It is a Head 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 Chennai GPO PO is 600001. This Postoffice falls under Chennai GPO postal division of the Tamilnadu postal circle.