Post Office: KARACHI CANTT.Post Office Type: SUB OFFICE Delivery Office Status: Non Delivery Post OfficeDistrict: Karachi Saddar GPOPin/Post Code:75530Region: SindhContact Address: Postmaster, Post Office KARACHI CANTT. (Sub Office), Karachi Saddar GPO Pakistan, Pincode:- 75530Postal Dist:- Karachi Saddar GPOPostal Region:- SindhPostal Circle:- Sindh