Sponsored Products
Staples Self Seal Self Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST28731-CC)~#|#~4FEA2562-F426-4FA6-ABC1AA81EB6731B1_sc7Staples Self Seal Self Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST28731-CC)~#|#~EA4C0228-D845-49CA-BACB1F04119F7389_sc7
42% off of Staples Self Seal Self Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST28731-CC)
Item: 1775861
Model: ST28731-CC
Price is $19.99, Regular price was $34.99, You save 42%
Unit of measure 500/Box Price per unit $0.04/Envelope
Next-Day Delivery by tomorrow
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Staples Gummed #9 Business Envelopes, 3 7/8" x 8 7/8", White, 500/Box (247650/19255)~#|#~2DC4606D-A87A-476A-839102710C372D81_sc7Staples Gummed #9 Business Envelopes, 3 7/8" x 8 7/8", White, 500/Box (247650/19255)~#|#~74592157-827E-4046-AEF156ABA2B07D1F_sc7
Item: 247650
Model: ST247650-CC
Price is $32.39
Unit of measure 500/Box Price per unit $0.06/Envelope
Next-Day Delivery by tomorrow
30-min pickup
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Staples Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST266759-CC)~#|#~CA8F9A39-0429-4A16-A4C553898A110D20_sc7Staples Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST266759-CC)~#|#~FD84E347-9FA6-446D-AEC7787B89913917_sc7
Item: 266759
Model: ST266759-CC
Price is $31.09
Unit of measure 500/Box Price per unit $0.06/Envelope
Next-Day Delivery by tomorrow
 in Leesburg
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Staples Reveal-N-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (1017262)~#|#~683A2A46-F396-4F3D-8BEF7AA963ACA369_sc7Staples Reveal-N-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (1017262)~#|#~235E6FB2-640F-41BC-BB61559456FA9BC6_sc7
Staples Reveal-N-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (1017262) is New at Staples
Item: 24640907
Model: ST63385-CC
Price is $59.99
Unit of measure 500/Box Price per unit $0.12/Box
Free Next-Day eligible by tomorrow
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Staples EasyClose #9 Business Envelopes, 3 7/8" x 8 7/8", White, 500/Box (570235N)~#|#~s1223618_sc7Staples EasyClose #9 Business Envelopes, 3 7/8" x 8 7/8", White, 500/Box (570235N)~#|#~s1223622_sc7
Item: 570235
Model: ST570235N-CC
Price is $34.09
Unit of measure 500/Box Price per unit $0.07/Envelope
Next-Day Delivery by tomorrow
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Quality Park Reveal-N-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA67529)~#|#~sp40319149_sc7Quality Park Reveal-N-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA67529)~#|#~sp40319148_sc7
Item: 717358
Model: QUA67529
Price is $105.09
Unit of measure 500/Box Price per unit $0.21/Envelope
Free Next-Day eligible by tomorrow
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Quality Park Gummed Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA24524)~#|#~sp40322449_sc7Quality Park Gummed Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA24524)~#|#~sp40322448_sc7
Item: 823255
Model: QUA24524
Price is $96.79
Unit of measure 500/Box
Free delivery by Wed, Sep 17
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Staples Gummed #9 Business Envelope, 3 7/8" x 8 7/8", White Wove, 500/Box (351470N)~#|#~7A7DF31B-8D92-4DEF-BB60E63DB1E5B414_sc7Staples Gummed #9 Business Envelope, 3 7/8" x 8 7/8", White Wove, 500/Box (351470N)~#|#~1DFD0707-F05E-4E82-8D4EFAAA70CB311B_sc7
Item: 351470
Model: ST351470N-CC
Price is $36.09
Unit of measure 500/Box
Free Next-Day eligible by tomorrow
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Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 1000/Pack (24529-1000)~#|#~sp5822112_sc7Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 1000/Pack (24529-1000)~#|#~s1196808_sc7
Item: 23996113
Model: 24529-1000
Price is $219.99
Unit of measure 1000/Pack
Free delivery by Wed, Sep 24
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Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 50/Pack (24529-50)~#|#~sp5822112_sc7Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 50/Pack (24529-50)~#|#~s1196808_sc7
Item: 23996120
Model: 24529-50
Price is $38.09
Unit of measure 50/Pack
Free delivery by Wed, Sep 24
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", White, 1000/Carton (01633172B)~#|#~m002934526_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", White, 1000/Carton (01633172B)~#|#~m002934525_sc7
Item: 367896
Model: 01633172B
Price is $82.69
Unit of measure 1000/Carton
Free delivery by Mon, Sep 22
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Universal String/Button Interoffice #97 Envelopes, 10 x 13, Kraft, 100/Box~#|#~s0176191_sc7
Item: 2598455
Model: 63568
No reviews yet
Price is $129.59
Free delivery by Wed, Sep 17
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Yellow, 100/Pack (1532902D)~#|#~5F10F325-747E-4A26-B98E209A1FA033CA_sc7
Item: 24557986
Model: 1532902D
No reviews yet
Price is $36.39
Unit of measure 100/Pack
Free delivery by Mon, Sep 22
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LUX 3 7/8" x 8 7/8" #9 60lbs. Remittance, Donation Envelopes, Pastel Blue, 50/Pack, 10 Packs/Box~#|#~m000081406_sc7
Item: 282018
Model: R2176-500
No reviews yet
Price is $98.79
Unit of measure 500/Box
Free delivery by Wed, Sep 24
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LUX Slimline Invitation Envelopes (3 7/8 x 8 7/8) 50/Box, 70lb. Natural (72973-01-50)~#|#~m001149708_sc7
Item: 1030038
Model: 72973-01-50
No reviews yet
Price is $18.89
Delivery by Wed, Sep 24
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JAM Paper #9 Business Colored Envelopes, 3.875 x 8.875, Green Recycled, 25/Pack  (1532896)~#|#~m006267604_sc7JAM Paper #9 Business Colored Envelopes, 3.875 x 8.875, Green Recycled, 25/Pack  (1532896)~#|#~m006267529_sc7
Item: 24052256
Model: 1532896
Price is $13.19
Unit of measure 25/Pack
Delivery by Mon, Sep 22
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JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", Pastel Grey, 50/Pack (R2177-50)~#|#~7EC23468-4535-47D3-BF358BA5C7D0C354_sc7JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", Pastel Grey, 50/Pack (R2177-50)~#|#~838AD224-3A64-4564-90DDABCBF756E251_sc7
Item: 24604625
Model: R2177-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Sep 22
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LUX #9 Regular Envelopes (3 7/8 x 8 7/8) 50/Pack, Grocery Bag (4855-GB-50)~#|#~sp12274947_sc7LUX #9 Regular Envelopes (3 7/8 x 8 7/8) 50/Pack, Grocery Bag (4855-GB-50)~#|#~sp14081664_sc7
Item: 24216326
Model: 4855-GB-50
No reviews yet
Price is $15.19
Unit of measure 50/Pack
Delivery by Wed, Sep 24
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Ultra Lime Green, 50/Pack (1532898I)~#|#~sp6271491_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Ultra Lime Green, 50/Pack (1532898I)~#|#~sp6271490_sc7
Item: 24006116
Model: 1532898I
No reviews yet
Price is $23.89
Unit of measure 50/Pack
Delivery by Mon, Sep 22
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LUX #9 Regular Envelopes (3 7/8 x 8 7/8) 50/Pack, Navy (LUX-4855-103-50)~#|#~sp12274947_sc7LUX #9 Regular Envelopes (3 7/8 x 8 7/8) 50/Pack, Navy (LUX-4855-103-50)~#|#~sp12275012_sc7
Item: 24161659
Model: LUX-4855-103-50
Price is $17.69
Unit of measure 50/Pack
Delivery by Wed, Sep 24
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JAM Paper Security Tinted #9 Booklet Envelopes, 3 7/8" x 8 7/8", White, 50/Pack (61549-50)~#|#~C2324969-B6F2-43E4-92CAFB83707568BC_sc7JAM Paper Security Tinted #9 Booklet Envelopes, 3 7/8" x 8 7/8", White, 50/Pack (61549-50)~#|#~9E114821-EA39-4086-BA0C96EE59ED3209_sc7
Item: 24604520
Model: 61549-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Sep 22
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LUX 70lbs. 3 7/8" x 8 7/8" #9 Regular Envelopes, Natural Linen, 500/BX~#|#~m000161382_sc7
Item: 384553
Model: 4855-NLI-500
No reviews yet
Price is $98.75
Unit of measure 500/Box
Free delivery by Wed, Sep 24
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Blue, 500/Box (1532897C)~#|#~m006267606_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Blue, 500/Box (1532897C)~#|#~m006267531_sc7
Item: 24052248
Model: 1532897C
No reviews yet
Price is $172.39
Unit of measure 500/Box
Free delivery by Mon, Sep 22
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Yellow, 25/Pack (1532902)~#|#~m006267609_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Yellow, 25/Pack (1532902)~#|#~m006267534_sc7
Item: 24052314
Model: 1532902
No reviews yet
Price is $13.89
Unit of measure 25/Pack
Delivery by Mon, Sep 22
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JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", Cream, 50/Pack (R2169-50)~#|#~C1CB9438-AF07-44D4-801CFA11CBCFD5E1_sc7
Item: 24604510
Model: R2169-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Sep 22
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Blue, 100/Pack (1532897D)~#|#~B52CBD30-C10C-49A3-92D2A4E591DF447D_sc7
Item: 24557930
Model: 1532897D
Price is $36.39
Unit of measure 100/Pack
Free delivery by Mon, Sep 22
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JAM Paper #9 Business Colored Envelopes, 3.875 x 8.875, Red Recycled, 25/Pack (1532900)~#|#~m006267602_sc7JAM Paper #9 Business Colored Envelopes, 3.875 x 8.875, Red Recycled, 25/Pack (1532900)~#|#~m006267527_sc7
Item: 24052238
Model: 1532900
No reviews yet
Price is $13.89
Unit of measure 25/Pack
Delivery by Mon, Sep 22
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Sea Blue, 100/Pack (1532901D)~#|#~5AEC9842-E0EA-4B0A-A29FE544827B9B30_sc7
Item: 24557933
Model: 1532901D
No reviews yet
Price is $35.59
Unit of measure 100/Pack
Free delivery by Mon, Sep 22
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Red, 100/Pack (1532900D)~#|#~1939509C-71F0-4478-8909659050AE3946_sc7
Item: 24557992
Model: 1532900D
Price is $36.39
Unit of measure 100/Pack
Free delivery by Mon, Sep 22
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LUX Slimline Invitation Envelopes (3 7/8 x 8 7/8) 50/Box, 80lb. Bright White (72973-80W-50)~#|#~m001149707_sc7
Item: 1030039
Model: 72973-80W-50
No reviews yet
Price is $15.19
Delivery by Wed, Sep 24
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Lime Green, 100/Pack (1532898D)~#|#~2447E503-2210-4B95-9ED895EA98E03389_sc7
Item: 24557929
Model: 1532898D
No reviews yet
Price is $32.99
Unit of measure 100/Pack
Delivery by Mon, Sep 22
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JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", Pastel Baby Pink, 50/Pack (R2174-50)~#|#~49FD8B08-AEFA-4F87-8BE0D7B4BA491B79_sc7JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", Pastel Baby Pink, 50/Pack (R2174-50)~#|#~1A748C61-CC3F-483A-8AE90789AE6E21E3_sc7
Item: 24604511
Model: R2174-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Sep 22
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Trending now

Making communication easy with #9 envelopes

Sending correspondence, be it personal or professional, has always been part of our workplace or home routine. The type of envelope you use can make a significant difference. Specifically, number 9 envelopes contribute greatly to ease communication. Aesthetically pleasing and professional in appeal, number 9 envelopes are the perfect choice for sending letters, invoices, and other important documents. Their standard format fits neatly into a #10 envelope, allowing for a return envelope to be included in your mailings. With #9 envelopes, your mail organization and delivery becomes more efficient, while portraying an excellent image of your correspondence.

Versatility in choices for #9 envelopes

Number 9 envelopes come in multiple varieties, offering a suitable choice for every requirement. There are options with a window that allow the receiver's address to show through, and ones without a window for more privacy. Envelope colors range from white to different shades and textures to match your style or brand. Additional associated products include adhesive labels for stamping your return address and letterhead stationery for a professional touch. There are also sealing options available - traditional moisture seal, self-seal for convenience, and security tint to keep sensitive data concealed. With such wide-ranging options, one can truly optimize their mailing experience.