# Post Office Search API: Post Offices by PIN Code | FastKYC

> Get the post offices for a PIN code, to check that an address's PIN code is real and matches the locality a customer gives.

Source: https://www.fastkyc.com/apis/post-office-search/

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[Utility APIs](/apis/utility/)

# Post Office Search API

Get the post offices for a PIN code, to check that an address's PIN code is real and matches the locality a customer gives.

[Book a Demo](/book-demo/)

Category

[Utility APIs](/apis/utility/)

## What the Post Office Search API does

Post Office Search returns post office details for a PIN code.

Use it to check that a PIN code exists and matches the locality in an address, or to fill in address fields once a customer has typed their PIN code.

## Where teams use the Post Office Search API

1.  Validating PIN codes in address forms
    
2.  Auto-filling locality details from a PIN code
    
3.  Checking an address's PIN code during onboarding
    

## Frequently Asked Questions (FAQs)

What do I need to send?

The PIN code.

What comes back?

The details of the post offices for that PIN code.

## Start verifying with the Post Office Search API

Book a walkthrough and we will show the call, the response and how it fits your onboarding flow.

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-   One API key for every check
-   Verified against official Indian records
-   Built for onboarding at scale