---
type: help
title: "For paper selection - what is the thickest I can print and still be okay with the Post Office?"
description: "The post office limits how thick a mailable postcard can be. According to the USPS, a postcard cannot exceed 16 points in thickness. Maximum postcard thick"
resource: https://www.4over4.com/help/direct-mail-services/for-paper-selection--what-is-the-thickest-i-can-print-and-still-be-okay-with-the-post-office
tags: ["Products", "help"]
timestamp: 2026-07-20T18:54:40.856Z
---

# For paper selection - what is the thickest I can print and still be okay with the Post Office?

The post office limits how thick a mailable postcard can be. According to the USPS, a postcard cannot exceed 16 points in thickness. Maximum postcard thick

Part of the **Products** hub. See [all help concepts](index.md).

- Page type: help
- Hub: Products
- URL: https://www.4over4.com/help/direct-mail-services/for-paper-selection--what-is-the-thickest-i-can-print-and-still-be-okay-with-the-post-office