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Decoding the PINCODE (Postal Index Number)


The Postal Index Number (PINCODE) is an important part of any address in India. But why is that important and how does it help the postal department? Here is making sense of the 6 digit PINCODE.


What does the PINCODE (Postal Index Number) mean? Why do the Postal Department & Courier firms ask you to write the PINCODE of the addressee? Why is it so important?


Postal Index Number (PIN) or PIN Code is a 6 digit code of Post Office numbering used by India Post. The PIN was introduced on August 15, 1972. There are 9 PIN regions in the country. The first 8 are geographical regions and the digit 9 is reserved for the Army Postal Service. The first digit indicates one of the regions. The second digit indicates the sub region or one of the postal circles (States). The third digit indicates a sorting / revenue district. The last 3 digits refer to the delivery Post Office.

The first digit of PIN indicates as below:

First DigitRegionStates Covered
1NorthernDelhi, Haryana, Punjab, Himachal Pradesh and Jammu & Kashmir
2NorthernUttar Pradesh and Uttaranchal
3WesternRajasthan and Gujarat
4WesternMaharashtra, Madhya Pradesh and Chattisgarh
5SouthernAndhra Pradesh and Karnataka
6SouthernKerala and Tamil Nadu
7EasternWest Bengal, Orissa and North Eastern
8EasternBihar and Jharkand
9APSArmy Postal Service


The first 2 digits of PIN indicate as below:

First 2 Digits of PINCircle
12 and 13Haryana
14 to 16Punjab
17Himachal Pradesh
18 to 19Jammu & Kashmir
20 to 28Uttar Pradesh and Uttaranchal
30 to 34Rajasthan
36 to 39Gujarat
40 to 44Maharashtra
45 to 49Madhya Pradesh and Chattisgarh
50 to 53Andhra Pradesh & Telangana
56 to 59Karnataka
60 to 64Tamil Nadu
67 to 69Kerala
70 to 74West Bengal
75 to 77Orissa
79North Eastern
80 to 85Bihar and Jharkand
90 to 99Army Postal Service (APS)


Example Illustration

If the PINCODE is 500072, then 5 indicates Southern region & 50 indicates Telangana. 500 indicates the district of Rangareddy/Hyderabad and the last 3 digits (072) indicate the KPHB colony post office in this area. That is how the postal department sorts the incoming mails and routes them to the correct post office.


About Author

Manoj is an information and interaction designer working with data and user experience. Founded Pantheo.


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  4. The information you have provided is very beneficial, and India is a very big country. Keeping this in mind, the Indian Post Office has given the pin code, every city has a separate PIN code, and this will make it easier for Indian people to avail post services. is. And we have your information good

  5. Your information is very important to Indian people. and Indian people for easy to search every pin code.
    Thank you for sharing your information.

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