US Envelope Paper Sizes
UK paper sizes including A4, A3, and traditional Foolscap and Quarto.
US Envelope Paper Sizes — dimensions in mm and inches
| Format | mm | inches |
|---|
| UK Letter | 216 × 279 | 8.5 × 10.98 |
| UK A4 | 210 × 297 | 8.27 × 11.69 |
| UK A3 | 297 × 420 | 11.69 × 16.54 |