---
type: faq
title: "What is the most common thank you card size?"
description: "The most common thank you card size is 4.25 x 5.5 inches, known as A2. It leaves room for a personal note while still feeling intimate. Spec Detail Size 4."
resource: https://www.4over4.com/faqs/general/what-is-the-most-common-thank-you-card-size
tags: ["Invitations & Cards", "faq"]
timestamp: 2026-07-20T18:54:40.856Z
---

# What is the most common thank you card size?

The most common thank you card size is 4.25 x 5.5 inches, known as A2. It leaves room for a personal note while still feeling intimate. Spec Detail Size 4.

Part of the **Invitations & Cards** hub. See [all faq concepts](index.md).

- Page type: faq
- Hub: Invitations & Cards
- URL: https://www.4over4.com/faqs/general/what-is-the-most-common-thank-you-card-size