Post Office: CHAK 91/6-RPost Office Type: SUB OFFICE Delivery Office Status: Delivery Post OfficeDistrict: SahiwalPin/Post Code:57100Region: PunjabContact Address: Postmaster, Post Office CHAK 91/6-R (Sub Office), Sahiwal Pakistan, Pincode:- 57100Postal Dist:- SahiwalPostal Region:- PunjabPostal Circle:- Punjab