No. 8 US Envelope Paper Sizes Dimensions

No. 8
286 mm
210 mm

What Size Is No. 8 Paper?

No. 8, part of the Numbered / Announcement under the US Envelope Paper Sizes group, measures 286 x 210 mm, which is 28.6 x 21.0 cm or approximately 11.26 x 8.27 inches. It follows the US Envelope Standard specification and has an area of approximately 0.0601 m².

No. 8 Paper Size Dimensions & Conversions

Paper Series
Numbered / Announcement
Standard
US Envelope Standard
Width
286 mm
Height
210 mm
Area
0.0601 m²
Aspect Ratio
1:0.734
Previous Size
No. 6
Next Size
No. 11

No. 8 Dimensions in Different Units

UnitWidthHeight
Millimeters 286 mm 210 mm
Centimeters 28.6 cm 21.0 cm
Inches 11.26 in 8.27 in
Feet 0.94 ft 0.69 ft
Meters 0.286 m 0.21 m
Points 811 pt 595 pt
Picas 67.6 pc 49.6 pc

What Is No. 8 Paper Used For?

Mailing Correspondence

This envelope size is used for business mail, invitations, or announcements depending on its category.

Design and Layout

Designers and print professionals use No. 8 when a layout calls for this specific format.

Reproduction and Scaling

No. 8 can be scaled up or down to produce related sizes in the same series.

Presentations and Displays

No. 8 is suitable for boards, handouts, or displays sized to this format.

Archiving and Filing

Printed materials in No. 8 are stored and filed using standard folders sized for this format.

Digital Reference

No. 8 dimensions are used as a page-size preset in design and publishing software.

Related Numbered / Announcement Sizes

Frequently Asked Questions

What is No. 8 size in inches?
No. 8 measures approximately 11.26 x 8.27 inches.
What is No. 8 size in centimeters?
No. 8 measures 28.6 x 21.0 cm.
What is No. 8 size in millimeters?
No. 8 measures 286 x 210 mm.
What is No. 8 size in pixels?
At 300 DPI, No. 8 is approximately 3378 x 2481 pixels.
Is No. 8 bigger than No. 11?
Yes. No. 8 is larger in area than No. 11 in the US Envelope Paper Sizes series.