#9 Envelopes - Business Envelopes | Blank & Printed

Shop for #9 envelopes and get FREE shipping! Choose from blank or printed #9 envelopes, in a variety of styles and colors. These #9 envelopes, measuring 3 7/8" x 8 7/8 ", are the perfect envelopes for mailing checks, payments, or other documents.

Generally used for business envelopes, the #9 envelope will fit neatly inside a standard #10 envelope and is often sent with invoices or statements and used for return mailings such as payments or checks. These envelopes come in a variety of options, including window, non-window, security tint, self-seal and traditional gummed flap.

#9 envelopes

Need Custom #9 Envelopes?

Personalize your business envelopes with return or mailing addresses, business information, or other artwork, with our #9 envelope printing.

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