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#9 Envelopes (3 7/8 x 8 7/8) 24lb Starburst Lemon 500/Box

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#9 Envelopes (3 7/8 x 8 7/8) 24lb Starburst Pink 500/Box

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#9 Envelopes (3 7/8 x 8 7/8) 24lb Starburst Tangerine 500/Box

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#9 Envelopes (3 7/8 x 8 7/8) 24lb Starburst Yellow 500/Box

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#9 Western Sulphite Regular Envelope (W1870)

#9 Envelopes (3 7/8 x 8 7/8) 24lb White, Please Recycle Imprint 500/Box

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#9 Western Sulphite Regular Envelope (W1880)

#9 Envelopes (3 7/8 x 8 7/8) 28lb White 500/Box

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#9 Envelopes (3 7/8 x 8 7/8) Prism Ivory 500/Box

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President Side Seam Regular Envelope (No. 9) 1873

#9 Side Seam Envelopes (3 7/8 x 8 7/8) 24lb White Wove 500/Box

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Western Sulphite Side Seam Regular Envelope (No. 9) 1869

#9 Side Seam Envelopes (3 7/8 x 8 7/8) 24lb White, Please Recycle Imprint 500/Box

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Western Sulphite Window Envelope (No. 9) 2329

#9 Window Envelopes (3 7/8 x 8 7/8) 24lb White, Window C, 500/Box

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Roptex Regular Bankers Flap (No. 9-5/8) 3352

#9-5/8 Envelopes (4-1/2x9-5/8) 24lb Kraft, Bankers Flap 500/Box

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Recovery Regular Envelope (No. 7-1/2) 1276

7-1/2 Recovery® 30% Recycled Regular Envelopes, 3-15/16" x 7-1/2", 24 lb White, No Window, 500/Box

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Wesco security tint regular envelope, 3-15/16 x 7-1/2, white 24 lb no-window envelope with blue inside tint

7-1/2 Wesco Security Tint Regular Envelopes, 3-15/16" x 7-1/2", 24 lb White Wove, No Window, Box of 500

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Digi-M Side Seam Inkjet Envelope (No 10) 2558

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Digi-M Side Seam Inkjet Envelope (No 9) 1863

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Western Sulphite Flap Extended Regular Envelope (No. 9) 1865

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W-2 / 1099 Envelopes (3 -7/8" x 8-5/8") 24lb White, Blue Tint 500/Box

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Envelopes by Size

Find the perfect envelope size for your business, mailing, and office needs. Whether you need compact #6 envelopes or larger #14 envelopes, Filing.com has the right fit. Securely mail invoices, letters, and statements with our business and office envelopes, including popular #9 and #10 envelopes, the most common sizes for daily mailings. Enjoy fast shipping and bulk ordering options to keep your workflow efficient. Explore our wide selection of envelope sizes to ensure your documents arrive safely and professionally.