221309 is the PIN Code of Koirauna, which is located in Sant Ravidas Nagar district, Uttar Pradesh state.
Koirauna Post Office is located at Koirauna, Sant Ravidas Nagar of UTTAR PRADESH 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 Koirauna PO is 221309. This Postoffice falls under Varanasi West postal division of the Uttar Pradesh postal circle.