Post Office: KARACHI DEFENCE HOUSING SOCIETYPost Office Type: SUB OFFICE Delivery Office Status: Non Delivery Post OfficeDistrict: Karachi Saddar GPOPin/Post Code:75500Region: SindhContact Address: Postmaster, Post Office KARACHI DEFENCE HOUSING SOCIETY (Sub Office), Karachi Saddar GPO Pakistan, Pincode:- 75500Postal Dist:- Karachi Saddar GPOPostal Region:- SindhPostal Circle:- Sindh