---
title: "Postgrid integration | Growf"
description: "PostGrid provides APIs for automating direct mail and address verification services, enabling businesses to send letters… Connect Postgrid to Growf."
url: "https://www.growf.io/integrations/postgrid/"
language: "en"
---

Integration / Developer Tools & DevOps

![Postgrid logo](https://logos.composio.dev/api/postgrid)

# Postgrid integration

PostGrid provides APIs for automating direct mail and address verification services, enabling businesses to send letters, postcards, and checks, as well as verify and standardize addresses in real-time.

[Get a demo](https://www.growf.io/demo/)

About Postgrid

## Postgrid is an API platform for automating direct mail and address verification. It helps businesses send mail and verify addresses instantly, reducing manual effort and errors.

[All integrations](https://www.growf.io/integrations/)

Category

Developer Tools & DevOps

Connection

API key

Type

Tool

Actions

1110

Tags

library

Example prompts

## What you can ask Growf to do with Postgrid

- “Send a letter to new customer address”

- “Verify and standardize a shipping address”

- “Create a reusable postcard template”

- “Delete outdated contact from mailing list”

Available actions

## 1110 actions your agents can run in Postgrid

- Cancel Box  
Tool to cancel a box order by its ID. Use when you need to cancel a pending box shipment.
- Cancel Cheque  
Tool to cancel a cheque order by its ID. Only works when the cheque has 'ready' status. Use when you need to cancel a pending cheque before it is mailed.
- Cancel Cheque with Note  
Tool to cancel a cheque order with a cancellation note. Use when you need to cancel a cheque and provide a reason for the cancellation.
- Cancel Postcard  
Tool to cancel a postcard order. Use when you need to cancel a postcard that has status 'ready'.
- Cancel Postcard With Note  
Tool to cancel a postcard order with an optional cancellation note. Use when you need to cancel a postcard that is in 'ready' status. Once cancelled, the status changes to 'cancelled' and the response includes cancellation details.
- Cancel Return Envelope Order  
Tool to cancel a return envelope order. Use when you need to cancel a pending return envelope order using the return envelope ID and order ID.
- Create bank account  
Tool to create a new bank account for print & mail service.
- Create Box  
Tool to create a box mailing order for letters with plastic cards or cheques. Use when you need to send multiple cheques in a secure box.
- Create Cheque  
Tool to create a cheque order for physical cheque mailing. Use when you need to send a payment via printed cheque. Requires a valid bank account ID and recipient contact details.
- Create Contact  
Tool to create a new contact in PostGrid. Use after collecting contact's name, address, and optional metadata.
- Create Letter  
Tool to create and send a letter via PostGrid. Use when recipient, sender, and content details are ready.
- Create Postcard  
Tool to create and send a postcard via PostGrid. Use when recipient, sender, and content (HTML, template, or PDF) are ready.

Show all 60 actions

## Put Postgrid to work inside Growf.

Connect it once and every workspace, agent and workflow can use it — securely, with your team in the loop.

[Get a demo](https://www.growf.io/demo/)