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Envelope sizes UK chart – All envelope sizes available at World of Envelopes!

Considering the wealth of different envelope sizes there are, it is not surprising that people often end up confused when determining what envelope to buy. At World of Envelopes, we stock hundreds and hundreds of products; and as a result we can accommodate any of your needs. We also provide you with crucial information regarding the envelope sizes UK chart so you know what you should be looking for. Read on to find out more… When you need Envelope Sizes and Envelope or the best Envelopes we can help.

Envelope sizes UK chart

The envelope sizes UK chart used in the UK is the ‘C series’. This consists of envelopes ranging from C0 to C10. However, those from C3 to C7 are most widely utilized; with C4 and C5 being the most popular of them all. The sizes in mm are as follows: C0 (1297 x 917), C1 (917 x 648), C2 (648 x 458), C3 (458 x 324), C4 (324 x 229), C5 (229 x 162), C6 (162 x114), C7 (114 x 81), C8 (81 x 57), C9 (57 x 40) and C10 (40 x 28). In addition to this, there is the DL envelope. This is an extremely popular envelope for business use and boasts the following dimensions: 110 mm x 220 mm.

From C4 to DL, we sell all the envelope sizes you could possibly need at World of Envelopes. Choice is a quality we pride ourselves on. We recognise that all individuals and companies have different postage needs and we aim to cater to each and every one of them. Not only do we cater to all sizes featured in the envelope sizes UK chart, but we also offer a wide array of colours, seals, designs and more. All you need to do is use the easy and effective product finder box to narrow down your search and find an envelope that meets your requirements.

On a final note, if you have any queries regarding the envelope sizes UK chart and the relevant envelopes we sell, please do not hesitate to get in touch. You can send an email to or you can give us a call on 01628 810 000. Our sales support line is accessible every day from Monday to Friday between the hours of 8.00 am and 5.30 pm. We look forward to hearing from you. 

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