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Size 9 Envelopes

Staples #9 Double‑Window Security‑Tinted Invoice Envelopes, White, Gummed Closure, 500/Box~#|#~CA8F9A39-0429-4A16-A4C553898A110D20_sc7Staples #9 Double‑Window Security‑Tinted Invoice Envelopes, White, Gummed Closure, 500/Box~#|#~FD84E347-9FA6-446D-AEC7787B89913917_sc7
Item: 266759
Model: ST266759-CC
Price is $31.89
Unit of measure 500/Box Price per unit $0.06/Envelope
Next-Day Delivery by tomorrow
30-min pickup
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Staples #9 QuickStrip Self‑Seal Envelopes, White, Fast Close Design, Business Mailing Envelopes, 500/Box~#|#~s1223622_sc7
Item: 570235
Model: ST570235N-CC
Price is $34.99
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 Business Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA67529)~#|#~sp40319149_sc7Quality Park Reveal-N-Seal Security Tinted #9 Business Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA67529)~#|#~sp40319148_sc7
Item: QUA67529
Model: QUA67529
Price is $98.09
Unit of measure 500/Box
Free Next-Day eligible by tomorrow
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Staples #9 White Business Envelopes, V‑Flap Gummed Closure, 8 7/8" x 3 7/8", 500/Pack~#|#~2DC4606D-A87A-476A-839102710C372D81_sc7Staples #9 White Business Envelopes, V‑Flap Gummed Closure, 8 7/8" x 3 7/8", 500/Pack~#|#~74592157-827E-4046-AEF156ABA2B07D1F_sc7
Item: 247650
Model: ST247650-CC
Price is $33.19
Unit of measure 500/Box Price per unit $0.07/Envelope
Next-Day Delivery by tomorrow
30-min pickup
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JAM Paper #9 Booklet Envelopes, 3 7/8" x 8 7/8", White, 50/Pack (4855-WPC-50)~#|#~8F1C6A7A-DE6C-420D-A2B7EE9D92B14F1E_sc7
Item: 24604464
Model: 4855-WPC-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Jun 29
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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 $38.29
Unit of measure 50/Pack
Free delivery by Thu, Jul 02
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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, 250/Pack (24529-250)~#|#~sp5822112_sc7Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 250/Pack (24529-250)~#|#~s1196808_sc7
Item: 23996116
Model: 24529-250
Price is $91.39
Unit of measure 250/Pack
Free delivery by Thu, Jul 02
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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 $15.59
Unit of measure 50/Pack
Delivery by Thu, Jul 02
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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)~#|#~FFB20ACC-811B-46CB-80A6CB9D7BAA9B82_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 $111.99
Unit of measure 500/Box Price per unit $0.22/Envelope
Free Next-Day eligible by tomorrow
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Quality Park Redi-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA24529)~#|#~sp42127410_sc7Quality Park Redi-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA24529)~#|#~sp42127409_sc7
Item: 565339
Model: QUA24529
Price is $99.49
Unit of measure 500/Box Price per unit $0.20/Envelope
Free Next-Day eligible by tomorrow
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LUX 3 7/8" x 8 7/8" #9 60lbs. Regular Envelopes, Midnight Black, 50/Pack~#|#~m000081395_sc7
Item: 282007
Model: F-4550-B-50
No reviews yet
Price is $15.99
Unit of measure 50/Pack
Delivery by Thu, Jul 02
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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 $58.09
Unit of measure 250/Box
Free delivery by Thu, Jul 02
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Staples #9 Left‑Window Gummed Business Envelopes, White, Standard Office Mailing Envelopes, 500/Box~#|#~7A7DF31B-8D92-4DEF-BB60E63DB1E5B414_sc7Staples #9 Left‑Window Gummed Business Envelopes, White, Standard Office Mailing Envelopes, 500/Box~#|#~1DFD0707-F05E-4E82-8D4EFAAA70CB311B_sc7
Item: 351470
Model: ST351470N-CC
Price is $37.99
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 $99.29
Unit of measure 500/Box
Free Next-Day eligible by tomorrow
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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 $113.39
Unit of measure 1000/Box
Free delivery by Thu, Jul 02
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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 $40.09
Unit of measure 50/Pack
Free delivery by Thu, Jul 02
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Quality Park Gummed Contemporary Style Business #9 Envelopes, 3 7/8" x 8 7/8", White, 500/Bx (QUA90090)~#|#~s0171487_sc7
Item: QUA90090
Model: QUA90090
No reviews yet
Price is $42.39
Unit of measure Box
Free delivery by Thu, Jun 25
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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 $101.29
Unit of measure 500/Box
Free delivery by Thu, Jul 02
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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 $15.99
Unit of measure 50/Pack
Delivery by Thu, Jul 02
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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 $225.49
Unit of measure 1000/Pack
Free delivery by Thu, Jul 02
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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 $37.29
Unit of measure 100/Pack
Free delivery by Mon, Jun 29
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", White, 500/Carton (01633172C)~#|#~m002934526_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", White, 500/Carton (01633172C)~#|#~m002934525_sc7
Item: 367899
Model: 01633172C
Price is $48.59
Unit of measure 500/Carton
Free delivery by Mon, Jun 29
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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 $21.49
Unit of measure 50/Pack
Delivery by Thu, Jul 02
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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 $76.89
Unit of measure 500/Box
Free delivery by Thu, Jul 02
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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 $14.29
Unit of measure 25/Pack
Delivery by Mon, Jun 29
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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 $37.29
Unit of measure 100/Pack
Free delivery by Mon, Jun 29
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LUX #9 Regular Envelopes (3 7/8 x 8 7/8) 1000/Pack, Sunflower (LUX4855121000)~#|#~sp12274947_sc7LUX #9 Regular Envelopes (3 7/8 x 8 7/8) 1000/Pack, Sunflower (LUX4855121000)~#|#~sp12275011_sc7
Item: 24161816
Model: LUX4855121000
No reviews yet
Price is $176.09
Unit of measure 1000/Pack
Free delivery by Thu, Jul 02
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JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Ultra Lime Green, 25/Pack (1532898)~#|#~m006267610_sc7JAM Paper #9 Business Envelope, 3 7/8" x 8 7/8", Ultra Lime Green, 25/Pack (1532898)~#|#~m006267535_sc7
Item: 24052412
Model: 1532898
No reviews yet
Price is $13.89
Unit of measure 25/Pack
Delivery by Mon, Jun 29
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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 $101.29
Unit of measure 500/Box
Free delivery by Thu, Jul 02
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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, Jun 29
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Over 30
LUX #9 Regular Envelopes, 3 7/8" x 8 7/8", Electric Cherry, 250 Qty (WS-2041-250)~#|#~m004063983_sc7
Item: 2146601
Model: WS-2041-250
No reviews yet
Price is $45.39
Unit of measure 250/Pack
Free delivery by Thu, Jul 02
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JAM Paper #9 Booklet Envelope 3 7/8" x 8 7/8", Pastel Green, 50/Pack (R2175-50)~#|#~32FC45AA-485F-4B2B-8B3AFA388596586B_sc7
Item: 24604623
Model: R2175-50
No reviews yet
Price is $15.95
Unit of measure 50/Pack
Delivery by Mon, Jun 29
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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 $48.59
Unit of measure 500/Box
Free delivery by Mon, Jun 29
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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 Thu, Jul 02
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LUX #9 Regular Envelopes, 3 7/8" x 8 7/8", Bright Blue, 50 Qty (WS-2038-50)~#|#~m004063979_sc7
Item: 2146611
Model: WS-2038-50
No reviews yet
Price is $32.19
Unit of measure 50/Pack
Delivery by Thu, Jul 02
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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, Jun 29
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LUX 70lbs. 3 7/8" x 8 7/8" #9 Regular Envelopes, Natural Linen, 250/BX~#|#~m000161382_sc7
LUX 70lbs. 3 7/8" x 8 7/8" #9 Regular Envelopes, Natural Linen, 250/BX is Out of stock
Item: 384546
Model: 4855-NLI-250
Price is $54.59
Unit of measure 250/Box
Universal String/Button Interoffice #97 Envelopes, 10 x 13, Kraft, 100/Box
Universal String/Button Interoffice #97 Envelopes, 10 x 13, Kraft, 100/Box is Out of stock
Item: UNV63568
Model: UNV63568
Price is $14.43

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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.