---
type: help
title: "How should I format barcode numbers when submitting them for Code 39 barcodes?"
description: "For Code 39 barcodes, the formatting rule is simple and easy to miss, so it is worth checking before you submit. Do not include the asterisks (*) at the be"
resource: https://www.4over4.com/help/site-wide/how-should-i-format-barcode-numbers-when-submitting-them-for-code-39-barcodes
tags: ["Products", "help"]
timestamp: 2026-07-20T18:54:40.856Z
---

# How should I format barcode numbers when submitting them for Code 39 barcodes?

For Code 39 barcodes, the formatting rule is simple and easy to miss, so it is worth checking before you submit. Do not include the asterisks (*) at the be

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

- Page type: help
- Hub: Products
- URL: https://www.4over4.com/help/site-wide/how-should-i-format-barcode-numbers-when-submitting-them-for-code-39-barcodes