PIN code 522403 – Palnadu, Andhra Pradesh

522403 is the PIN code of 2 post offices in Palnadu district, Andhra Pradesh, served by the Gandhi Chowk S.O (Guntur) sub office.

Post office	Type	Delivery	Division
Gandhi Chowk S.O (Guntur)Map	Post office	No	Narasaraopet Division
Sattenapalle H.OMap	Head office	Yes	Narasaraopet Division

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