How to Write a Postal Address in India (With Examples)
Name, house, street, locality, post office, district, state, PIN code. Here is the order that sorting staff and couriers expect, with three worked examples.
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PIN code guides & articles
Plain-English explainers about Indian PIN codes — how to find the code for your location, what the six digits mean, and how postal codes work.
HO, SO and BO: What Post Office Types Mean
Post office lists are full of HO, SO and B.O tags. Here is what each one means and why a village branch office shares a PIN code with a town sub office.
Delivery vs Non-Delivery Post Office: What It Means
A non-delivery post office will sell you stamps but will not bring letters to your door. Here is how that affects the PIN code you write on an address.
Why Does One City Have So Many PIN Codes?
There is no single "Mumbai PIN code". Here is why big cities are split into dozens of delivery areas, and how to find the right one.
Which PIN Code to Use on Aadhaar, Bank and KYC Forms
Most KYC rejections over addresses come down to a mismatch. Here is how to choose the right PIN code for each form, and what to do if your ID shows an old one.
How Location Detection Works (and How Accurate It Is)
Why location detection is spot-on outdoors and sometimes off indoors, and how that affects the PIN code you get back.
The History of the PIN Code in India (Since 1972)
Before 1972, Indian mail was sorted by reading place names in many languages. Here is how the six-digit PIN code changed that.
What Is DIGIPIN, and How Is It Different From a PIN Code?
A PIN code covers a whole delivery area. DIGIPIN points to a few square metres. Here is what that means in practice.
"PIN Code Not Serviceable": What It Means and What to Do
A "not serviceable" message usually means the courier does not cover your area — not that your PIN code is wrong. Here is how to tell, and what to try.
7 Common PIN Code Mistakes (and How to Avoid Them)
Most delivery delays caused by PIN codes come from a handful of avoidable mistakes. Here they are, with a fix for each.
How to Find the PIN Code of a Village
Your village probably does not have its own PIN code — it shares one with a sub office. Here is how to find which one.
Moving to a New City? Your Address and PIN Code Checklist
Moving means a new PIN code on a lot of accounts. Here is the order to update them in, so cards, statements and parcels keep reaching you.
How to Find Your Current Location PIN Code (4 Ways)
Standing somewhere and need the PIN code for that exact spot? Here are four ways to get it right, and when to trust each one.
What Do the 6 Digits in a PIN Code Mean?
The six digits are not random. Read left to right, each one narrows the country down until you reach a single post office.
PIN Code vs Postal Code vs ZIP Code: Which One Do You Enter?
They are three names for the same idea, but only one of them is correct in India. Here is what each term means.