---
type: guide
title: "How to Choose Postcard Paper and Cardstock for Print and Mail"
description: "Postcard paper weights, cardstock options, and USPS thickness rules. Order postcards on the right stock from 4OVER4 in 2026."
resource: https://www.4over4.com/guide/postcard-paper-and-cardstock-guide
tags: ["guide"]
timestamp: 2026-08-08T21:25:50.722Z
---

# How to Choose Postcard Paper and Cardstock for Print and Mail

Postcard paper weights, cardstock options, and USPS thickness rules. Order postcards on the right stock from 4OVER4 in 2026.

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

- Page type: guide
- URL: https://www.4over4.com/guide/postcard-paper-and-cardstock-guide