What is Indian Pin Code?
PIN Code stands for Postal Index Number Code. Pin code is that the post office numbering code system employed by the Post of India, India Post Department. The PIN Code system was introduced in India on 15th August 1972 by Post Department of India.
Why Indian Pin Code is in Six digits?
It's a Six digits pin code with each of the digits contains it a specific meaning.
First digit indicates Zone.
Second digit indicates Sub-zone.
Third digit indicates Sorting District.
Last three digit indicates Post Office.Image Courtesy of wikipedia
In India, there are 9 PIN regions within the country, out of which first 8 stands for geographical location and 9 is especially used for the army postal service.
The first digit of PIN Code indicates the region zone.
|Army postal service||9|
The second digit within the PIN code indicates the sub-region.
So the primary two digits of the PIN Code identifies a specific postal circle.
Following list is indicates first two digits of PIN Code States.
|States||First 2 Digits of PIN Code|
|Haryana||12 and 13|
|Punjab||14 to 16|
|18 to 19|
|Uttar Pradesh and Uttaranchal||20 to 28|
|Rajasthan||30 to 34|
|Gujarat||36 to 39|
|Maharashtra||40 to 44|
|Madhya Pradesh and Chattisgarh||45 to 49|
|50 to 53|
|Karnataka||56 to 59|
|60 to 64|
|Kerala||67 to 69|
|70 to 74|
|Orissa||75 to 77|
|Bihar and Jharkand||80 to 85|
|Army Postal Service (APS)||90 to 99|
The third digit within the PIN code indicates the sorting / revenue district within the region zone.
The last three digits indicates the precise post office within the district.
How to Delivery system in Indian Post?
Each PIN is mapped to precisely one delivery post office which receives all the post to be delivered to at least one or more lower offices within its jurisdiction area, all of which share an equivalent code. The delivery office can either be a General Post Office (GPO), Head Office (HO), or Sub-Office (SO) which are usually located in urban areas. The post from the delivery office is sorted and routed to other delivery offices for a special PIN or to at least one of the relevant sub-offices(SO) or branch offices(BO) for an equivalent PIN. Branch offices(BO) are located in rural areas and have limited postal services. (References of wikipedia)