
File Storage Boxes
- 6+ styles: Auto-Lock, Drawer & more
- Fits letter, legal & oversized files
- 7 color options for easy organization
ASTM D5118 Certified
ASTM D4727 Certified
CSA Class Code A Certified
Cardboard file storage boxes and containers from Cardboard Boxes 4U offer durable corrugated solutions for organizing, archiving, and transporting documents. Available in multiple styles, sizes, and colors, these boxes suit offices, legal firms, medical facilities, and homes needing reliable, cost-effective document storage and records management.


You can order cardboard file boxes directly from Cardboard Boxes 4U online. We stock a wide range of file storage box styles — including Economy, Deluxe, R-Kive, Auto-Lock, and STOR/DRAWER — in standard sizes for letter and legal files, available for delivery across the USA.
Talk to our experts for custom solutions and tailored guidance.

Organize and archive active and inactive files, contracts, and business records with durable multi-style boxes.

Securely store case files, patient records, and compliance documents in sturdy, closable file storage boxes.

Safely transport documents and files during office moves using durable corrugated boxes with secure closures.

Declutter home spaces by archiving personal documents, tax records, and household files in affordable storage boxes.
Talk to our experts for custom solutions and tailored guidance.
Choose from over 1,300 corrugated box sizes including specialty styles like Auto-Lock, Interlocking Flap, and STOR/DRAWER for every filing need.
All file storage boxes meet WRA and MPA water-resistance standards and comply with ASTM D5118, ASTM D4727, and CSA Class Code A certifications.
Cartons ship flat to dramatically reduce storage space and inbound shipping costs, making bulk ordering practical for businesses of all sizes.
Submit your requirements and our team will recommend the ideal file storage solution, provide pricing, and confirm availability for your order.
To help us assist you faster, please include the reason for your message so the relevant team can reach out as soon as possible.
To help us assist you faster, please include the reason for your message so the relevant team can reach out as soon as possible.