---
title: "Costume Box US Promo Codes"
description: "Promo Codes at Costume Box US. Check for offers and shopping options on Refermate."
canonical_url: "https://staging.refermate.com/store/costume-box-us/promo-codes"
md_url: "https://staging.refermate.com/store/costume-box-us/promo-codes"
last_updated: "2026-10-09T16:25:29.262Z"
---
# Costume Box US Promo Codes - $15 Off

- URL: https://staging.refermate.com/store/costume-box-us/promo-codes
- Page: Promo Codes
- Store: Costume Box US
- Featured current offer: $15 Off
- Current offers: 18 offers
- Store website: https://www.costumebox.com.au
- Last refreshed: Friday, October 9, 2026

## Current Offers

### 1. Shop Children's Costumes.
Type: Deal

### 2. Shop Costume Ideas.
Type: Deal

### 3. Shop Quirky and Unique Gifts.
Type: Deal

### 4. Shop Superhero Costumes - from Batman to the X-Men.
Type: Deal

### 5. Shop Women's Costume Themes.
Type: Deal

### 6. Shop Men's Costumes.
Type: Deal

### 7. Shop Women's Costumes and Accessories.
Type: Deal

### 8. Visit the Party Shop.
Type: Deal

### 9. $15 off
Type: Coupon code
Code: `2OEUWE21EYQZ`
Description: Get $15 Off Your Purchase Over $80 at CostumeBoxUsa.com

## About Costume Box US

Costume Box US is an online retailer selling costumes, dress-up outfits, and party accessories to customers in the United States. Their range includes themed costumes plus matching accessories and décor for events like Halloween and costume parties.

## Frequently Asked Questions

### 1. How many Costume Box US promo codes are available right now?
Costume Box US currently has 18 current offers listed. Availability and terms can change, so check the offer details before checkout.

### 2. What is a current featured offer at Costume Box US?
One current featured Costume Box US offer is "$15 Off". Availability and terms can change, so review the offer details before checkout.

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

### 4. When was this Costume Box US promo codes page updated?
Refermate updates this page when its Costume Box US offer or store data changes. Check the current offer details before shopping.

## Explore More

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