221717 is the PIN Code of Karsi, which is located in Ballia district, Uttar Pradesh state.
Karsi Post Office is located at Karsi, Ballia of UTTAR PRADESH 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 Karsi PO is 221717. This Postoffice falls under Ballia postal division of the Uttar Pradesh postal circle.