---
type: guide
title: "How to Add a QR Code to Your Postcards"
description: "How to add a QR code to your postcards: sizing, placement, quiet zone, and print contrast rules so every scan works on the first try."
resource: https://www.4over4.com/guide/how-to-add-a-qr-code-to-your-postcards
tags: ["guide"]
timestamp: 2026-07-20T18:54:40.856Z
---

# How to Add a QR Code to Your Postcards

How to add a QR code to your postcards: sizing, placement, quiet zone, and print contrast rules so every scan works on the first try.

See [all guide concepts](index.md).

- Page type: guide
- URL: https://www.4over4.com/guide/how-to-add-a-qr-code-to-your-postcards