Postal Code 57100 - Chak 91/6-R, Punjab, Pakistan

The postal code 57100 is part of Pakistan’s officially standardized five-digit postal system, structured and administered under the operational guidelines of Pakistan Post, the national postal authority for Pakistan. Pakistani postal codes follow the numeric pattern X X X X X, such as 7 5 0 X X (illustrative example only). The first two digits define the district-level sorting area, while the remaining digits identify the tehsil or city delivery zone and local post office. This postal code corresponds to Chak 91/6-R in the Punjab province of Pakistan, with approximate coordinates around 31.5302 (latitude) and 73.1729 (longitude). Pakistan’s routing structure typically follows Province → District → Tehsil/City → Delivery Zone. A general routing example is: - Province: Punjab - District: (Example: Central District Division) - Tehsil/City: Chak 91/6-R - Delivery Zone: Determined by the last digits of the pattern This page follows structural principles publicly used by Pakistan Post. All examples provided are illustrative only. For accurate mail delivery or address confirmation, ensure the district and tehsil match Chak 91/6-R, Punjab, Pakistan.