Emma Davis, 4OVER4 print production voice (illustration)
Emma Davis Print Production Specialist at 4OVER4.COM

Emma is our prepress and print production voice, built from the knowledge of our production team, with over 20 years in printing.

Question

How big is a number 10 envelope?

Answer

A number 10 envelope, written as #10, is the standard size for business letters and the most common envelope in offices.

DimensionMeasurement
Height4 1/8"
Length9 1/2"
  • It holds a standard 8.5" x 11" sheet folded into thirds.
  • It is the default choice for invoices, statements, and letters.

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