Post Office: SARWAKAIPost Office Type: SUB OFFICE Delivery Office Status: Non Delivery Post OfficeDistrict: Tank GPOPin/Post Code:29510Region: Khyber PakhtunkhwaContact Address: Postmaster, Post Office SARWAKAI (Sub Office), Tank GPO Pakistan, Pincode:- 29510Postal Dist:- Tank GPOPostal Region:- Khyber PakhtunkhwaPostal Circle:- Khyber Pakhtunkhwa