Written by: Timur Lesov

October 02, 2025

Updated on August 12, 2025

Main Takeaway: For businesses and individuals seeking to minimize packaging costs, the most affordable shipping boxes can be sourced through a combination of online retailers, wholesale suppliers, free carrier-provided boxes, local retail and recycling outlets, and peer-to-peer marketplaces. By strategically mixing these options and planning ahead, you can drastically reduce or even eliminate your box expenditures.

1. Free Boxes from Major Carriers

Shipping carriers often provide free packaging supplies-particularly attractive for low-volume shippers and small businesses.

1.1 United States Postal Service (USPS)

• Flat Rate Priority Mail: The USPS offers a wide selection of flat-rate boxes and envelopes at no cost, including small, medium, large, and regional-rate options. These can be ordered online and delivered to your door within days, or picked up at Post Offices.
• Specialty Boxes: Military care packages, DVD boxes, and other specialty formats are also available free of charge, making USPS the most expansive free-supplies provider among carriers.

1.2 UPS

• Express Boxes and Tubes: UPS supplies free Express Boxes in small, medium, and large sizes, as well as document tubes. A UPS account grants online ordering and curbside pickup at UPS Stores.
• Express Envelopes and HAZMAT Supplies: Alongside boxes, UPS will ship free express envelopes and specialized hazardous-material packaging if you meet minimum order quantities.

1.3 FedEx

• FedEx Boxes and Envelopes: FedEx offers free small, medium, and large corrugated boxes, as well as FedEx Tubes for posters or blueprints. Envelopes and padded mailers are also complimentary when using FedEx shipping services.
• Ordering: Free supplies can be requested online or picked up at FedEx Office locations.

1.4 DHL and Other International Carriers

Key Tip: Always plan delivery services to align with the free supplies you request. For instance, only Priority Mail shipments can use USPS flat-rate boxes, and UPS Express Boxes require Express service.

• DHL provides free envelopes and select boxes for international shipping. Availability varies by region and service level.

2. Online Retailers and Marketplaces

When free supplies aren’t practical-such as for non-flat-rate dimensions or branding needs-online retailers offer competitive prices and bulk discounts.

2.1 Amazon

• Wide Selection: Over 10,000 “shipping box” listings, ranging from single units under $1 to bulk bundles. Amazon Prime members often receive free two-day shipping on packaging supplies.
• Pricing: Single boxes start at roughly $0.50 apiece; bulk packs of 50+ can drop unit costs below $0.30.

2.2 Walmart

• In-Store & Online: Pen+Gear and General Supply brands sell bundles of 25–100 boxes. Prices range from $0.83 for medium boxes to around $1.08 for large sizes, with free in-store pickup available for many items.

2.3 Uline

• Extensive Catalog: Over 1,700 corrugated box options. Unit pricing begins at approximately $0.25 for small sizes when purchased in bulk. Free same-day shipping if ordered before 6 pm from one of 14 distribution centers nationwide.

2.4 PackagingSupplies.com

• Corrugated Boxes & Cartons: Wholesale options across 1,000+ sizes. Tiered pricing offers discounts up to 50% when ordering cases of 20 or more boxes.

2.5 Paper Mart

• Specialty & Gift Boxes: Wholesale packaging boxes in custom colors and finishes. Bulk pricing can reduce costs by 30–40% compared to retail.

3. Wholesale Suppliers

For high-volume packagers, wholesalers deliver the best per-unit pricing:

• WebstaurantStore: Case pricing as low as $9.87 per case for value boxes, with incremental discounts at higher quantities. Multiple size options support restaurants, retailers, and e-commerce businesses.
• The Boxery: Offers 20%+ lower prices than competitors on corrugated boxes, with fast shipping and a shipping-cost calculator to estimate total order expense.
• Kite Packaging (UK): Bulk mixed pallets or custom-sized boxes, with free delivery on orders over £45. Mixed pallets allow combining sizes to optimize usage and reduce waste.

4. Local and Recycled Sources

Acquiring used or donated boxes can eliminate costs entirely, provided the boxes remain sturdy and clean.

4.1 Retailers and Grocery Stores

• Grocery Produce Departments: Produce boxes are strong, clean, and free. Ask managers for pickup schedules to collect surplus cardboard.
• Liquor Stores and Home Improvement Retailers: Boxes from liquor and hardware deliveries are often high-grade corrugated and discarded after unpacking.

4.2 Moving and Storage Companies

• U-Haul: Many U-Haul outlets offer recycled moving and shipping boxes at greatly reduced prices or free from their drop-off sections.
• Moving Services Rebates: Platforms like UBoxes bundle moving-supply purchases with service partner rebates, effectively refunding box costs when booking moving or storage services.

4.3 Community and Online Exchange

• Freecycle, Nextdoor, Facebook Marketplace: Local groups frequently list free moving boxes. Monitoring daily posts or setting up requests ensures a steady supply.
• Reddit Threads: Communities such as r/Flipping and r/EtsySellers share tips on where to source used and low-cost boxes in bulk.

5. Brick-and-Mortar Office Supply Stores

Shopping in person can save shipping fees for small to mid-size orders.

• Staples: Regular in-store promotions on moving and shipping kits, with multipacks of small boxes priced near $0.75 each.
• Office Depot/OfficeMax: Often runs bulk-purchase discounts when buying 10+ units, and students or business loyalty members can access additional savings.
• Target: Carries Pen+Gear and Up&Up brands of packing boxes and mailers at competitive price points, especially during back-to-school sales.

6. Tips for Maximizing Savings

1. Consolidate Orders: Combine multiple size requirements in a single bulk purchase to reach minimum order thresholds for wholesale pricing.
2. Match Box to Item Size: Avoid dimensional-weight surcharges by choosing the smallest box that safely accommodates your product.
3. Reuse Internally: Store incoming shipments and reuse those boxes for outbound orders.
4. Plan Ahead: Order carrier-provided boxes well before sale peaks (e.g., holiday season) to avoid stockouts and expedite shipping.
5. Negotiate with Suppliers: If you regularly purchase large volumes, ask for tiered pricing or contractual discounts.
6. Consider Eco-Options: Some recycled-content boxes can be priced lower than virgin corrugated.

7. Summary Table of Key Sources

Conclusion: By leveraging free carrier-provided boxes, combining online wholesale purchases, and tapping local recycled sources, you can secure shipping boxes at minimal to zero cost. A strategic mix of these channels, paired with sound planning and reuse practices, ensures you never overpay for packaging again.

Timur Lesov

Eco-freak, nerd, and green technology fanatic. I’m in favor of making eco-friendly living simple as well. I graduated from Berkeley in 2017. Studied environmental science and all things sustainability related. I create content and share simple tips for greening your everyday life. I think even small changes can make a huge difference and we can build a cleaner and more sustainable future.