---
title: "Mattress Foundations Promo Codes"
description: "Promo Codes at Mattress Foundations. Check for offers and shopping options on Refermate."
canonical_url: "https://refermate.com/store/mattress-foundations/promo-codes"
md_url: "https://refermate.com/store/mattress-foundations/promo-codes"
last_updated: "2026-09-20T21:49:47.854Z"
---
# Mattress Foundations Promo Codes - 20% Off + Up to 4.2% Cash Back

- URL: https://refermate.com/store/mattress-foundations/promo-codes
- Page: Promo Codes
- Store: Mattress Foundations
- Featured current offer: 20% Off
- Current offers: 6 offers
- Store website: https://mattressfoundations.com
- Last refreshed: Sunday, September 20, 2026

## Current Offers

### 1. 10% off
Type: Coupon code
Code: `MUG10`
Description: 10% Off Storewide at Mattress Foundations
Usage count: 1
Last used: May 3, 2026

### 2. 20% Off
Type: Coupon code
Code: `MEMORIAL20`
Description: 20% Off (Storewide) at Mattress Foundations

### 3. 20% Off
Type: Coupon code
Code: `FREEDOM20`
Description: 20% Off Select Items at Mattress Foundations

### 4. 5% OFF
Type: Coupon code
Code: `MUG5`
Description: Mattress Foundations Coupon Code: Get an Extra 5% Off (Sitewide) at Mattressfoundations.com w/Coupon Code
Usage count: 2
Last used: March 21, 2026

### 5. 5% OFF
Type: Coupon code
Code: `BOX5`
Description: Mattress Foundations Coupon Code: Get 5% Off (Sitewide) at Mattressfoundations.com

### 6. 5% OFF
Type: Coupon code
Code: `STEPHRYAN`
Description: Mattress Foundations Coupon Code: Save 5% Off Store-wide . Discount details: Discount on.
Usage count: 1
Last used: February 12, 2026

## About Mattress Foundations

Mattress Foundations is a US-based online retailer specializing in mattress support products, selling wooden and metal bed foundations and related bed frame options shipped within the United States.

## Frequently Asked Questions

### 1. How many Mattress Foundations promo codes are available right now?
Mattress Foundations currently has 6 current offers listed. Availability and terms can change, so check the offer details before checkout.

### 2. What is a current featured offer at Mattress Foundations?
One current featured Mattress Foundations offer is "20% Off". Availability and terms can change, so review the offer details before checkout.

### 3. Does Mattress Foundations offer cash back?
Yes, you can earn up to 4.2% cash back on eligible Mattress Foundations purchases through Refermate. The offer and cash back terms determine whether a promo code can be combined with it.

### 4. How do I use a promo code at Mattress Foundations?
When a code is listed, copy it from this page, add your items to your Mattress Foundations cart, and paste the code in the promo code field at checkout. Check the offer terms to confirm the discount applies.

### 5. When was this Mattress Foundations promo codes page updated?
Refermate updates this page when its Mattress Foundations offer or store data changes. Check the current offer details before shopping.

## Explore More

- Site map: https://refermate.com/sitemap.md
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- Store directory: https://refermate.com/stores