History of PIN CODE
PINCODE, the short form of POSTAL INDEX NUMBER, was introduced on 15 Aug. 1972, by Shriram Bhikaji Velankar.
What is PIN CODE
PIN CODE is a unique identification number assigned to each geographical locations of India. It is a 6-digit unique code and this code is very vital for our address as it helps the Postal Department to identify our location.
The Significance of 6-digits in PIN CODE
The first Digit of PIN CODE indicates the region. There are 9 PIN regions in India covering all the Indian states and union territories. The first 1-8 digits are assigned for the regions and the digit 9 is for the Army Postal service.
Below table indicates the regions covered under each digit.
|First Digit||Region||States Covered|
|1||Northern||Delhi, Punjab, Haryana, Himachal Pradesh, Jammu & Kashmir|
|2||Northern||Uttar Pradesh, Uttaranchal|
|4||Western||Maharashtra, Madhya Pradesh, Chhattisgarh|
|5||Southern||Andhra Pradesh, Karnataka|
|6||Southern||Kerala, Tamil Nadu|
|7||Eastern||West Bengal, Orissa, North Eastern|
|9||APS||Army Postal Service|
The Second digit of PIN CODE indicates the state sub-region. So, combining the first and the second digit indicates us the circle covering all the Indian states, shown below.
|First 2 Digits||Circle|
|12 and 13||Haryana|
|14 to 16||Punjab|
|18 to 19||Jammu & Kashmir|
|20 to 28||Uttar Pradesh, Uttaranchal|
|30 to 34||Rajasthan|
|36 to 39||Gujarat|
|40 to 44||Maharashtra|
|45 to 49||Madhya Pradesh, Chhattisgarh|
|50 to 53||Andhra Pradesh, Telangana|
|56 to 59||Karnataka|
|60 to 64||Tamil Nadu|
|67 to 69||Kerala|
|70 to 74||West Bengal|
|75 to 77||Orissa|
|80 to 85||Bihar, Jharkhand|
|90 to 99||Army Postal Service|
The third digit of PINCODE indicates the sorting district within the sub-region. Then, combining the first, the second and the third digit of PIN CODE indicates the districts covered under the circle denoted by the first two digits of the PIN CODE.
E.g. – 110_ _ _ code will indicate districts covered under the
Last 3 digits of PIN CODE indicate individual post-offices code under a district.
See the image below that summarizes the above discussion.
Lets’ decode it
So, let’s start with an example: Take a random PIN CODE 110004
- 1 – Region – Northern Region (Delhi)
- 11 – Circle – Delhi Circle
- 110 – District – Central Delhi
- 004 – Post office Code – Rashtrapati Bhawan Post office
So, the decoded PINCODE:
Hoping that, it was explained and decoded well. Feel free to ask, if you still have any queries. Please share this information with friends and let’s spread the knowledge.
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