Royal Mail Large Letter Boxes

Are you looking to cut down on packaging expenses? Our extensive selection of large letter boxes, also known as Pricing in Proportion (PiP) boxes, is specifically designed to align with the Royal Mail’s large letter pricing tier. These boxes can easily pass through a 25mm postal slot designated for large letters.

Large letter postal boxes are available wide range of popular and convenient sizes to help you send a various range of products, anywhere in the UK. Our options include C4 boxes, perfect for sizable A4 items, and C5 PiP boxes, ideal for mailing Blu-ray discs, games, books, and more. Additionally, we provide smaller Royal Mail PiP boxes suitable for items like jewelry, watches, and other compact objects. It’s important to note that to benefit from the large letter pricing, your package should not exceed 750 grams.

Our PiP boxes cater to various needs, whether you require just a few for occasional shipments or thousands for your e-commerce business. Simply choose the quantity you need to view our pricing details. We offer significant bulk discounts on our entire collection of large letter postal boxes. Explore and order now on Postage Solutions!