Quality, Service, Satisfaction
Stationery: Envelopes & Letterhead
Ask Phil:
Envelope Sizes

Q. What are the postal requirements for my envelopes?
A. Oil City Printers is well-versed on the postal requirements and we keep them foremost in mind when aiding you in the design of your envelopes.

Q. What is the standard window measurement for business envelopes?
A. The window in most commercial business envelopes is 1-1/8 x 4-1/2

Q. What are the measurements for the most common business envelopes?
A. Commercial business envelopes sizes are often referenced by a number such as #9 or #10.

  • Size Width x Length
  • #6 3/4 — 3 5/8" x 6 1/2", also called a "personal" envelope
  • #8 5/8 — 3 5/8" x 8 5/8", commonly called a "check" envelope
  • #9 — 3 7/8" x 8 7/8", commonly used as a "return" envelope since it fits nicely inside a #10 envelope
  • #10 — 4 1/8" x 9 1/2", also referred to as a "business" envelope
    There are many other size envelopes available for special uses. Consult with us for the proper size for your special need.
More About Envelopes: Envelope Weights

544 E. Yellowstone, Casper, WY
(307) 234-1030
800-735-8411
info@oilcityprinters.com

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Owners:
Phil & Carolyn Hinds

Oil City is a union shop affiliated with Communications Workers of America, ITU sector.