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)~#|#~C1DE4A05-5BF1-4CB6-AF706FC6A1C4D67B_sc7Staples Self Seal Self Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST28731-CC)~#|#~F5441B5F-2F28-4D45-BEE05F26392EE091_sc7
14% 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 $29.99Regular price was $34.99, You save 14%
Unit of measure 500/Box Price per unit $0.06/Envelope
Next-Day Delivery by tomorrow
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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
17% off of Staples Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST266759-CC)
Item: 266759
Model: ST266759-CC
Price is $24.99Regular price was $30.39, You save 17%
Unit of measure 500/Box Price per unit $0.05/Envelope
Next-Day Delivery by tomorrow
1-hr pickup
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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
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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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
1-hr pickup
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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 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 Next-Day eligible by tomorrow
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LUX #9 Window Envelopes, 3 7/8" x 8 7/8", White w/ Simple Seal, 50 Qty (45313-50)~#|#~m004064011_sc7
Item: 2146254
Model: 45313-50
No reviews yet
Price is $36.39
Unit of measure 50/Pack
Free delivery by Thu, May 01
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LUX Moistenable Glue Security Tinted #9 Window Envelope, 3 7/8" x 8 7/8", White, 250/Box (61549-250)~#|#~m000161337_sc7
Item: 385460
Model: 61549-250
Price is $55.19
Unit of measure 250/Box
Free delivery by Thu, May 01
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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, Apr 28
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JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", Pastel Blue, 50/Pack (R2176-50)~#|#~63151B8E-1A1F-40D4-A0A751F5CEEE3F35_sc7JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", Pastel Blue, 50/Pack (R2176-50)~#|#~63266FC2-73E2-468A-8487659D4B8ECE8C_sc7
Item: 24604624
Model: R2176-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Apr 28
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JAM Paper #9 Regular Envelopes, 3 7/8 x 8 7/8, Natural, 50/Pack (4855-NPC-50)~#|#~333485AE-5825-4929-AAED2A8A8DC7CE1C_sc7
Item: 24604468
Model: 4855-NPC-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Apr 28
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LUX 3 7/8" x 8 7/8" #9 60lbs. Regular Envelopes, goldenrod yellow, 50/Pack~#|#~m000081394_sc7
Item: 282006
Model: 73072-50
No reviews yet
Price is $20.89
Unit of measure 50/Pack
Delivery by Thu, May 01
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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, Apr 28
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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 $30.39
Delivery by Thu, May 01
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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 $30.09
Delivery by Thu, May 01
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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 Next-Day eligible by tomorrow
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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, Apr 28
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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 $27.19
Unit of measure 50/Pack
Delivery by Thu, May 01
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LUX 80lbs. 3 7/8" x 8 7/8" #9 100% Recycled Regular Envelopes, Natural, 250/BX~#|#~m000161381_sc7
Item: 384565
Model: 4855-NPC-250
No reviews yet
Price is $53.15
Unit of measure 250/Box
Free delivery by Thu, May 01
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LUX #9 Regular Envelopes, 3 7/8" x 8 7/8", Bright Orange, 50 Qty (WS-2032-50)~#|#~m004063982_sc7
Item: 2146614
Model: WS-2032-50
Price is $30.19
Unit of measure 50/Pack
Delivery by Thu, May 01
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LUX #9 Business Envelope, 3 7/8" x 8 7/8", Bright Green, 250/Pack (WS-2037-250)~#|#~m004063981_sc7
Item: 2146603
Model: WS-2037-250
No reviews yet
Price is $83.49
Unit of measure 250/Pack
Free delivery by Thu, May 01
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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, Apr 28
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LUX #9 Regular Envelopes, 3 7/8" x 8 7/8", Bright Green, 500 Qty (WS-2037-500)~#|#~m004063981_sc7
Item: 2146594
Model: WS-2037-500
No reviews yet
Price is $128.09
Unit of measure 500/Pack
Free delivery by Thu, May 01
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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, Apr 28
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LUX Gummed Security Tinted #9 Business Envelopes, 3 7/8" x 8 7/8", White, 1000/Box (61549-1000)~#|#~sp39612763_sc7
Item: 385459
Model: 61549-1000
Price is $107.89
Unit of measure 1000/Box
Free delivery by Thu, May 01
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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, Apr 28
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JAM Paper #9 Business Colored Envelopes, 3.875 x 8.875, Ultra Lime Green, Bulk 500/Box (1532898c)~#|#~sp6271491_sc7JAM Paper #9 Business Colored Envelopes, 3.875 x 8.875, Ultra Lime Green, Bulk 500/Box (1532898c)~#|#~sp6271490_sc7
Item: 24006115
Model: 1532898C
No reviews yet
Price is $176.29
Unit of measure 500/Box
Free delivery by Mon, Apr 28
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", White, 500/Box (1633172C)~#|#~sp111772371_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", White, 500/Box (1633172C)~#|#~sp111772370_sc7
Item: 2103316
Model: 1633172C
Price is $47.39
Unit of measure 500/Box
Free delivery by Mon, Apr 28
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LUX Moistenable Glue Security Tinted #9 Business Envelope, 3.88" x 8.88", White, 500/Box (61549-500)~#|#~sp39612763_sc7
Item: 385461
Model: 61549-500
Price is $74.99
Unit of measure 500/Box
Free delivery by Thu, May 01
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LUX 24lbs. 3 7/8" x 8 7/8" #9 Regular Envelopes, White Linen, 500/BX~#|#~6283448D-6E57-4E65-977CE06C0DD35DD5_sc7
Item: 384572
Model: 4855-WLI-500
Price is $172.89
Unit of measure 500/Box
Free delivery by Thu, May 01
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LUX Self Seal #9 Business Envelope, 3 7/8" x 8 7/8", Natural Linen, 50/Pack (4855-NLI-50)~#|#~sp14807403_sc7
Item: 24260862
Model: 4855-NLI-50
Price is $17.99
Unit of measure 50/Pack
Delivery by Thu, May 01
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LUX 70lbs. 3 7/8" x 8 7/8" #9 Regular Envelopes, Natural Linen, 250/BX~#|#~m000161382_sc7
Item: 384546
Model: 4855-NLI-250
Price is $94.59
Unit of measure 250/Box
Free delivery by Thu, May 01
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Red, 50/Pack (1532900I)~#|#~m006267602_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Red, 50/Pack (1532900I)~#|#~m006267527_sc7
Item: 24052325
Model: 1532900I
Price is $23.89
Unit of measure 50/Pack
Delivery by Mon, Apr 28
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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.