600006 is the PIN Code of Old College Buildings, which is located in Chennai district, Tamil Nadu state.
Old College Buildings Post Office is located at Old College Buildings, Chennai 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 Old College Buildings PO is 600006. This Postoffice falls under Chennai City Central postal division of the Tamilnadu postal circle.