Portable Desktop File Box Organize your projects or clients. Full coordinating set for pencil cup, letter sorter and letter trays for your desk. containerstore.com
Office Organization I Lucite, gold, black & white dots - DIY
Threshold filing box @ Target || Use these with book case and save $$ by skipping a new filing cabinet
10 Beautiful Ways to Store Your Papers — Apartment Therapy's Home Remedies
Action paper management - Russell+Hazel acrylic file box - seejanework.com - Open box holds hanging files. Files can be labeled with plastic tabs for specific action categories
Deliciously narrow filing boxes. This would be great between a desk and a wall or other small space. Frisco File Box
For your neatest files... the Livy File Box from @ballarddesigns.
some type of hanging file box like this would be great for your 'active' files on the kitchen counter by your 'in-basket' Room Essentials™ Desktop Storage Unit 12.2"x8.86"
Amazon.com : Letter Size Hanging File Box Organizers With Lid SFB500 : File Cabinets : Office Products
Turn a JoAnn fabrics crate into a vintage file box using a wood scraper and some weathered oak stain. | pennyloveprojects.com