PIN code 231224 – Sonbhadra, Uttar Pradesh

231224 is the PIN code of 2 post offices in Sonbhadra district, Uttar Pradesh, served by the Kakari Project SO sub office.

Post office	Type	Delivery	Division
Kakari Project SOMap	Post office	Yes	Mirzapur Division
Rehta B.OMap	Branch office	Yes	Mirzapur Division

Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.