400022 is the PIN Code of Sion, which is located in Mumbai district, Maharashtra state.
Sion Post Office is located at Sion, Mumbai of MAHARASHTRA 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 Sion PO is 400022. This Postoffice falls under Mumbai North East postal division of the Maharashtra postal circle.