Sponsored Products
Quality Park Gummed #10 Business Envelopes, 4 1/8" x 9 1/2", White Wove, 1000/Carton (QUA90020B)~#|#~sp40322437_sc7
Quality Park Gummed #10 Business Envelopes, 4 1/8" x 9 1/2", White Wove, 1000/Carton (QUA90020B)~#|#~sp40322435_sc7
Item # : 812435
Model # : QUA90020B
Send letters, memos, and other correspondence with these Quality Park #10 gummed-flap white-wove business envelopes.
  • US #10 business envelopes are suitable for many mailing projects
  • Made from white wove 24 lb. paper for durability
Price is $87.99
Unit of measure 1000/Carton
Free Next-Day eligible by tomorrow
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Quality Park Redi-Seal Self Seal #10 Double Window Envelope, 4 1/2" x 9 1/2", White Wove, 500/Pack (24559-QP-500)~#|#~sp5822112_sc7
Quality Park Redi-Seal Self Seal #10 Double Window Envelope, 4 1/2" x 9 1/2", White Wove, 500/Pack (24559-QP-500)~#|#~sp79645420_sc7
Item # : 23995432
Model # : 24559-QP-500
Quality Park #10 Double Window Envelope (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail
  • Comes in White Wove w/ Self-Seal
  • Dimensions: 4.125"L x 9.5"W
Price is $131.99
Unit of measure 500/Pack
Free delivery by Wed, Jul 02
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Staples EasyClose Self Seal #10 Business Envelopes, 4 1/8" x 9 1/2", Assorted Pastels, 50/Pack (23425)~#|#~F617DB9B-D86F-4FB4-899F0A89BF9431E4_sc7
Staples EasyClose Self Seal #10 Business Envelopes, 4 1/8" x 9 1/2", Assorted Pastels, 50/Pack (23425)~#|#~E297209E-D18F-48EC-A2F309CDC7163A52_sc7
Item # : 122726
Model # : ST23425-CC
Give color to outgoing mail with this 50-pack of Staples EasyClose 4-1/8" x 9-1/2" assorted-color #10 envelopes.
  • US #10 business envelopes are suitable for many mailing projects
  • The assortment of colors allows you to color-code or simply add some color to mailings
Price is $11.19
Unit of measure 50/Pack
Next-Day Delivery by tomorrow
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Great Papers #10 Envelope, Black, 40/Pack~#|#~s0953749_sc7
Item # : 1605564
Model # : 2013208
Envelope
  • 9.5" x 4.125"
  • 40 count
Price is $14.79
Unit of measure 40/Pack
Delivery by Thu, Jul 03
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Quality Park Clasp & Moistenable Catalog Envelopes, 9" x 12", Red, 10/Pack (QUA38734)~#|#~sp44343576_sc7
Quality Park Clasp & Moistenable Catalog Envelopes, 9" x 12", Red, 10/Pack (QUA38734)~#|#~sp44343575_sc7
Item # : 377520
Model # : QUA38734
Secure files and other paperwork with these Quality Park red catalog envelopes.
  • Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes
  • Red in color and is made of paper
Price is $16.89
Unit of measure 10/Pack
Next-Day Delivery by tomorrow
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TFP ComplyRight Self Seal Security Tinted #10 Business Envelopes, 4 1/2" x 9 1/2", White, 500/Box (1500ES)~#|#~DBADAAFD-19AC-40A2-861E0EF0DD7C4784_sc7
TFP ComplyRight Self Seal Security Tinted #10 Business Envelopes, 4 1/2" x 9 1/2", White, 500/Box (1500ES)~#|#~0D4763A0-0A1D-466E-AF1360233E6C9AA2_sc7
Item # : 423046
Model # : 1500ES
Ensure claim forms arrive at their intended destination with these TFP ComplyRight 4.5 x 9.5-inch self-seal window envelopes.
  • US #10 business envelopes are suitable for many mailing projects
  • Made from white color paper
Price is $156.69
Unit of measure 500/Box
Free delivery by Tue, Jul 01
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JAM Paper #10 Policy Business Envelopes, 4 1/8" x 9 1/2", White, 25/Pack (49856)~#|#~sp115352044_sc7
JAM Paper #10 Policy Business Envelopes, 4 1/8" x 9 1/2", White, 25/Pack (49856)~#|#~sp115352043_sc7
Item # : 366523
Model # : 49856
No reviews yet
JAM Paper® Size 10 Policy envelope measuring 4 1/8" x 9 1/2" is perfectly sized for everyday business correspondence, comes in regular white color and is sold as 25 per pack.
  • Size: #10 (4-1/8" x 9-1/2")
  • Gummed closure with straight flap
Price is $9.39
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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LUX 4 1/8" x 9 1/2" #10 Window Envelopes, Pastel Gray, 50/Pack~#|#~m000081340_sc7
Item # : 281952
Model # : 51384-50
LUX 60lb. Pastel Gray #10 Window Envelopes (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail.
  • #10 Window Envelopes are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail
  • Comes in Pastel Gray, 60lb. Text Paper
Price is $23.09
Unit of measure 50/Pack
Delivery by Wed, Jul 02
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Tyvek Self Seal Catalog Envelopes, 9" x 12", White, 100/Carton (TYE09122WE)~#|#~s0537570_sc7
Item # : 947684
Model # : TYE09122WE
Ship a variety of bulky items and reports with this case of 100 white Tyvek expanding QuickStrip catalog envelopes.
  • Catalog envelope is perfect for bulky printed materials
  • Comes in white and made of Tyvek
Price is $230.79
Unit of measure 100/Carton
Free delivery by Tue, Jul 01
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JAM Paper Open End #10 Currency Envelope, 4 1/8" x 9 1/2", White, 50/Pack (49856I)~#|#~sp115352044_sc7
JAM Paper Open End #10 Currency Envelope, 4 1/8" x 9 1/2", White, 50/Pack (49856I)~#|#~sp115352043_sc7
Item # : 1588599
Model # : 49856I
The JAM Paper #10 (4.13" x 9.5") policy envelope is a rather stylish option meant for carrying out official communication.
  • Product Type: Policy Envelope
  • White paper envelope
Price is $16.69
Unit of measure 50/Pack
Delivery by Fri, Jun 27
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LUX #10 Regular Envelopes (4 1/8 x 9 1/2) 50/Box, White w/ Simple Seal~#|#~m004063975_sc7
Item # : 2147426
Model # : 28726-50
No reviews yet
LUX #10 Regular Envelopes (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail.
  • Comes in White w/ Simple Seal, Security Tint, 24lb. Text Paper
  • Dimensions: 4 1/8"L x 9 1/2"W
Price is $30.39
Unit of measure 50/Pack
Delivery by Wed, Jul 02
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JAM Paper #10 Policy Envelope, 4 1/8" x 9 1/2", Olive, 50/Pack (125137469I)~#|#~0317A995-6346-4603-94E01FB41B4EF7F4_sc7
Item # : 24557948
Model # : 125137469I
No reviews yet
  • Color: Olive
  • Size: #10 Policy (4.125 x 9.5 inches)
Price is $25.39
Unit of measure 50/Pack
Delivery by Fri, Jun 27
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JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Fuchsia Pink, 25/Pack (15847)~#|#~m003904529_sc7
JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Fuchsia Pink, 25/Pack (15847)~#|#~m003904528_sc7
Item # : 263898
Model # : 15847
JAM Paper® Size #10 4 1/8" x 9 1/2" Brite hue ultra fuchsia hot pink paper envelope is perfect for greeting cards, invitations, weddings or any announcement and has a square gummed flap.
  • Size: #10 (4 1/8" x 9 1/2")
  • Closure: Gum
Price is $19.99
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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JAM Paper Open End #10 Business Envelope, 4 1/8" x 9 1/2", Green, 500/Pack (15862H)~#|#~sp111772450_sc7
JAM Paper Open End #10 Business Envelope, 4 1/8" x 9 1/2", Green, 500/Pack (15862H)~#|#~sp111772449_sc7
Item # : 1589640
Model # : 15862H
No reviews yet
  • Product Type: Brite Hue Recycled Envelope
  • Green recycled paper envelope
Price is $151.79
Unit of measure 500/Box
Free delivery by Fri, Jun 27
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LUX #10 Regular Envelopes (4 1/8 x 9 1/2) 50/Box, 24lb. White Linen (WS-2960-50)~#|#~m004063955_sc7
Item # : 2146463
Model # : WS-2960-50
LUX #10 Regular Envelopes (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail.
  • #10 Regular Envelopes (4 1/8 x 9 1/2) are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail
  • Comes in 24lb. White Linen, 24lb. Text Paper
Price is $31.49
Unit of measure 50/Pack
Delivery by Wed, Jul 02
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Quality Park Redi-Seal #10 Business Envelopes, 4 1/8" x 9 1/2", White Wove, 500/Box (QUA11118)~#|#~sp40286632_sc7
Quality Park Redi-Seal #10 Business Envelopes, 4 1/8" x 9 1/2", White Wove, 500/Box (QUA11118)~#|#~sp40286631_sc7
Item # : 458291
Model # : QUA11118
Send standard business mailings with this 500-pack of Quality Park Redi-Seal #10 self-sealing business envelopes.
  • US #10 business envelopes are suitable for many mailing projects
  • Made from white wove 24 lb. paper for durability
Price is $76.99
Unit of measure 500/Box
Free Next-Day eligible by tomorrow
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LUX #10 All Purpose Window (4 1/8 x 9 1/2) 250/Box, 24lb. White w/ Sec Tint (WS-3133-250)~#|#~m004064002_sc7
Item # : 2146680
Model # : WS-3133-250
No reviews yet
LUX #10 All Purpose Window (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail.
  • Comes in 24lb. White w/ Sec Tint, 24lb. Text Paper
  • Moistenable Glue Sealing Method
Price is $70.99
Unit of measure 250/Pack
Free delivery by Wed, Jul 02
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Neenah Paper #10 Business Envelope, 4 1/2" x 9 1/2", Baronial Ivory, 500/Box (NEE6557100)~#|#~m002294531_sc7
Item # : 2623445
Model # : NEE6557100
Premium business-weight envelope features a smear-resistant smooth finish. Fully gummed flap produces a secure seal.
  • Fully gummed flap
  • Made Carbon Neutral Plus
Price is $131.99
Unit of measure 500/Box
Free delivery by Mon, Jun 30
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JAM Paper #10 Tyvek Business Envelope, 4 1/8" x 9 1/2", White, 25/Pack (2131077)~#|#~m004542908_sc7
JAM Paper #10 Tyvek Business Envelope, 4 1/8" x 9 1/2", White, 25/Pack (2131077)~#|#~m004542907_sc7
Item # : 2329379
Model # : 2131077
JAM Paper® Tyvek Envelopes provides exceptionally durable protection for your mailed items!
  • Business Envelopes, #10
  • Dimensions: 4 1/8" x 9 1/2"
Price is $15.49
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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LUX 80lbs. 4 1/8" x 9 1/2" #10 Square Flap Envelopes W/Glue, Gold Metallic, 250/BX~#|#~m004940416_sc7
LUX 80lbs. 4 1/8" x 9 1/2" #10 Square Flap Envelopes W/Glue, Gold Metallic, 250/BX~#|#~m005823910_sc7
Item # : 384977
Model # : 5360-07-250
LUX® Size 10 square flap envelope in gold metallic color of size 4 1/8" x 9 1/2" forms a perfect choice for personal or corporate business use and is sold as 250 per box.
  • #10 Square Flap Envelopes are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail
  • Comes in Gold Metallic, 80lb. Text Paper
Price is $103.89
Unit of measure 250/Box
Free delivery by Wed, Jul 02
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LUX Security Tinted #10 Window Envelope, 4 1/2" x 9 1/2", White, 1000/Pack (WS-3133-1M)~#|#~m004064002_sc7
Item # : 2146617
Model # : WS-3133-1M
No reviews yet
LUX #10 All Purpose Window (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail.
  • Comes in 24lb. White w/ Sec Tint, 24lb. Text Paper
  • Moistenable Glue Sealing Method
Price is $165.49
Unit of measure 1000/Pack
Free delivery by Wed, Jul 02
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Neenah Capitol Bond light cockle 25% cotton #10 24# Bright white Recycled~#|#~s1001269_sc7
Item # : 1968193
Model # : 5248500
No reviews yet
25% cotton Envelope for all your fine printing needs
  • Size: 4.125X9.5
  • 2500 Per case
Price is $328.19
Unit of measure 2/Carton
Free delivery by Thu, Jul 03
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JAM Paper #10 Policy Business Envelopes, 4 1/8" x 9 1/2", Black Linen, 25/Pack (V01218)~#|#~m003905223_sc7
JAM Paper #10 Policy Business Envelopes, 4 1/8" x 9 1/2", Black Linen, 25/Pack (V01218)~#|#~m003905222_sc7
Item # : 261584
Model # : V01218
  • Size: #10 (4 1/8" x 9 1/2")
  • Closure: Gum
Price is $12.99
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Blue, 25/Pack (15861)~#|#~sp111772444_sc7
JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Blue, 25/Pack (15861)~#|#~sp111772442_sc7
Item # : 263914
Model # : 15861
JAM Paper® Size #10 Brite hue blue recycled paper envelope in a pack of 25 has dimension of 4 1/8" x 9 1/2" and is perfect for greeting cards, invitations or other announcements.
  • Blue
  • Size: #10 (4 1/8" x 9 1/2")
Price is $10.09
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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JAM Paper Self Seal #10 Business Envelopes, 4 1/8" x 9 1/2", White, 1000/Pack (43687-1M)~#|#~sp228873585_sc7
JAM Paper Self Seal #10 Business Envelopes, 4 1/8" x 9 1/2", White, 1000/Pack (43687-1M)~#|#~sp228873584_sc7
Item # : 24578650
Model # : 43687-1M
No reviews yet
  • #10 Envelopes
  • 4 1/8 in x 9 1/2 in
Price is $78.09
Unit of measure 1000/Pack
Free delivery by Fri, Jun 27
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JAM Paper #10 Policy Business Colored Envelopes, 4 1/8" x 9 1/2", Red Recycled, 25/Pack (25048)~#|#~m002934135_sc7
JAM Paper #10 Policy Business Colored Envelopes, 4 1/8" x 9 1/2", Red Recycled, 25/Pack (25048)~#|#~m002934134_sc7
Item # : 263863
Model # : 25048
No reviews yet
  • Perfect for Christmas and holiday cards
  • Size: #10 (4 1/8" x 9 1/2")
Price is $14.49
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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JAM Paper Gummed Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 1000/Pack (45161-1M)~#|#~sp228873481_sc7
Item # : 24578360
Model # : 45161-1M
No reviews yet
  • #10 Window Envelopes
  • 4 1/8 in x 9 1/2 in
Price is $90.49
Unit of measure 1000/Pack
Free delivery by Fri, Jun 27
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JAM Paper #10 Policy Business Envelopes, 4 1/8" x 9 1/2", Navy Blue, 25/Pack (LEBA317)~#|#~m003905148_sc7
JAM Paper #10 Policy Business Envelopes, 4 1/8" x 9 1/2", Navy Blue, 25/Pack (LEBA317)~#|#~m003905147_sc7
Item # : 261706
Model # : LEBA317
  • Navy blue
  • Size: #10 (4 1/8" x 9 1/2")
Price is $14.49
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Baby Blue, 25/Pack (2155778)~#|#~sp121511889_sc7
JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Baby Blue, 25/Pack (2155778)~#|#~sp121511888_sc7
Item # : 261365
Model # : 2155778
JAM Paper® Size #10 light baby blue paper invitation envelope in a pack of 25 has dimension of 4 1/8" x 9 1/2" and is perfect for greeting cards, invitations or other announcements.
  • Size: #10 (4 1/8" x 9 1/2")
  • Closure: Gum
Price is $18.99
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Yellow, 25/Pack (15859)~#|#~sp111772364_sc7
JAM Paper #10 Business Envelope, 4 1/8" x 9 1/2", Yellow, 25/Pack (15859)~#|#~sp111772363_sc7
Item # : 260986
Model # : 15859
JAM Paper® Size #10 Brite hue yellow recycled paper envelope in a pack of 25 has dimension of 4 1/8" x 9 1/2" and is perfect for greeting cards, invitations or other announcements.
  • Yellow
  • Size: #10 (4 1/8" x 9 1/2")
Price is $10.09
Unit of measure 25/Pack
Delivery by Fri, Jun 27
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Quality Park Redi-Strip Self Seal Security Tinted #10 Business Envelope 4 1/8" x 9 1/2", White, 1000/Carton (QUA69122B)~#|#~sp108671159_sc7
Item # : 2623287
Model # : QUA69122B
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Quality Park Park preserve Redi seal Regular white envelope measuring 4 1/8" x 9 1/2" is ideal for storing letter size documents which is reusable and sold as 1000 per pack.
  • Size: #10 (4 1/8" x 9 1/2")
  • Redi-strip closure
Price is $157.39
Unit of measure 1000/Carton
Free Next-Day eligible by tomorrow
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Discover the magic of #10 envelopes for daily use

Number 10 envelopes, often referred to as "#10 envelopes," are instrumental office supplies for various tasks. Typically used to send invoices, checks, letters, and other documents, these envelopes offer a great solution for mailing business or personal correspondences securely. Their standard size (4 1/8 inches by 9 1/2 inches) makes them an ideal fit for most letter-sized papers, which can easily be folded into thirds. These #10 envelopes not only help keep your documents intact but also deliver a touch of professionalism and speedy organization.

Explore the variety and options in #10 envelopes

Number 10 envelopes come in a wide array of colors, materials, and design options. They are available in versatile finishes like glossy, matte or textured, which can be selected based on personal preferences or business needs. You can also find these envelopes with or without windows, providing the flexibility to display the mailing address directly. Many companies even offer custom-printed number 10 envelopes, giving you the chance to showcase your brand's logo or design. In addition to number 10 envelopes, it's worth mentioning smaller sized Envelopes like A7 or A2 which are commonly used for invitations and greeting cards.