PIN code 180011 – Jammu, Jammu and Kashmir

180011 is the PIN code of 3 post offices in Jammu district, Jammu and Kashmir, served by the Greater Kailash SO sub office.

Post office	Type	Delivery	Division
Greater Kailash SOMap	Post office	No	Jammu Division
Sainik Colony SOMap	Post office	Yes	Jammu Division
Sunjwan BOMap	Branch office	Yes	Jammu Division

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