What is Pin Code

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The PIN system was introduced on 15 August 1972 by Shriram Bhikaji Velankar, an additional secretary in the Union Ministry of Communications.

PIN structure

The first digit of a PIN indicates the zone, the second indicates the sub-zone, and the third, combined with the first two, indicates the sorting district within that zone. The final three digits are assigned to individual post offices within the sorting district.

First digit

The first digit of the PIN reflects the region. In India, there are 9 PIN regions, out of which first 8 stands for geographical location and 9 is especially used for the army postal service.

• Northern region - 1,2
• Western region - 3,4
• Southern region - 5,6
• Eastern region - 7,8
• Army postal service - 9

Second digit

The second digit in the PIN code indicates the sub region.

Third digit

The third digit in the PIN code indicates the sorting district within the region. In this case, it is in Kolkata district.

Last 3 digits

The last 3 digits designates the specific post office within the district.
This Pin code comes under Dhakuria Post Office.
So, the Pin code suggests a place at Dhakuria in Kolkata, West Bengal.