Post Office: GHULAM ISHAQ KHAN INSTITUTEPost Office Type: SUB OFFICE Delivery Office Status: Non Delivery Post OfficeDistrict: Mardan GPOPin/Post Code:23640Region: Khyber PakhtunkhwaContact Address: Postmaster, Post Office GHULAM ISHAQ KHAN INSTITUTE (Sub Office), Mardan GPO Pakistan, Pincode:- 23640Postal Dist:- Mardan GPOPostal Region:- Khyber PakhtunkhwaPostal Circle:- Khyber Pakhtunkhwa