Business Envelopes
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![Universal Peel Seal Strip Business Envelope, #10 (4 1/8 x 9 1/2), Peel & Seal, 500/Box UNV36003]()
UNV36003(22)#10 (9.50" x 4.12") - Peel & Seal - 500 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$26.94 -
![Universal Self-Seal Security Envelope, Window, #10, 4 1/8 x 9 1/2, White, 500/Box UNV36102]()
UNV36102#10 (4.13" x 9.50") - Self-Seal - 500 Envelopes/ Box - Window2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$38.92 -
![Universal Business Envelope, #10 (4 1/8 x 9 1/2), Gummed Flap, 500/Box UNV35210]()
UNV35210(22)#10 (4.13" x 9.50") - Gummed Seal - 500 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$15.74 -
![Quality Park Business Envelope, #9, 3 7/8 x 8 7/8, White, 500/Box QUA90090]()
QUA90090(1)#9 (3.88" x 8.88") - Gummed Seal - 500 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$27.95 -
![Universal Peel Seal Strip Security Envelope, #10 (4 1/8 x 9 1/2), Peel & Seal, 100/Box UNV36004]()
UNV36004(22)#10 (4.13" x 9.50") - Peel & Seal - 100 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$10.49 -
![Mead Business Envelopes, #10 (9.50" x 4.12"), Gummed Seal, 40 Envelopes/ Box MEA75214]()
MEA75214#10 (9.50" x 4.12") - Gummed Seal - 40 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$1.79 -
![Mead Press-it Seal-it No. 10 Security Envelopes, #10 (4.13" x 9.50"), Peel & Seal, 45 Envelopes/ Box MEA75026]()
MEA75026(11)Mead Press-it Seal-it No. 10 Security Envelopes, #10 (4.13" x 9.50"), Peel & Seal, 45 Envelopes/ Box#10 (4.13" x 9.50") - Peel & Seal - 45 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$3.87 -
![Mead Press-it No. 6 Security Envelopes, #6 3/4 (3.63" x 6.50"), Peel & Seal, 55 Envelopes/ Box MEA75030]()
MEA75030(6)#6 3/4 (3.63" x 6.50") - Peel & Seal - 55 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$3.05 -
![Mead Plain White Envelopes, #10 (4.13" x 9.50"), Gummed Seal, 50 Envelopes/ Box MEA75050]()
MEA75050(11)#10 (4.13" x 9.50") - Gummed Seal - 50 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$1.86 -
![Universal Double Window Check Envelope, #9 (3 7/8 x 8 7/8), Gummed Seal, 500/Box UNV36301]()
UNV36301(26)#9 (3.88" x 8.88") - Gummed Seal - 500 Envelopes/ Box - Double Window2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$25.12 -
![Quality Park Redi Strip Security Tinted Envelope, #10 (4 1/8 x 9 1/2), Peel & Seal, 500/Box QUA69122]()
QUA69122(3)#10 (4.13" x 9.50") - Peel & Seal - 500 Envelopes/ BoxFREE 2-Day ShippingFREE Shipping$47.43 -
![Mead Security Envelopes, #6 3/4 (6.50" x 3.63"), Gummed Seal, 80 Envelopes/Box MEA75212]()
MEA75212(6)#6 3/4 (6.50" x 3.63") - Gummed Seal - 80 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$1.33 -
![Universal Double Window Check Envelope, #8 5/8 (3 5/8 x 8 5/8), Gummed Window, 500/Box UNV36300]()
UNV36300(11)#8 5/8 (3.63" x 8.63") - Gummed Seal - 500 Envelopes/ Box - Double WindowFREE 2-Day ShippingFREE Shipping$49.13 -
![Universal Window Business Envelope, Side, #10 (4 1/8 x 9 1/2), Gummed Seal, 500/Box UNV36321]()
UNV36321(3)#10 (4.12" x 9.50") - Gummed Seal - 500 Envelopes/ Box - Window2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$22.40 -
![Universal Self-Seal Business Envelope, Security Tint, #10 (4 1/8 x 9 1/2), White, 500/Box UNV36101]()
UNV36101(6)#10 (4.13" x 9.50") - Self-Seal - 500 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$39.82 -
![Quality Park Business Envelope, #10, 4 1/8 x 9 1/2, Gummed Flap, 500/Box QUA90020]()
QUA90020(1)#10 (4.13" x 9.50") - Gummed Seal - 500 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$21.93 -
![Business Source Business Envelopes, #10 (4.12" x 9.50"), Gummed Seal, 500 Envelopes/ Box BSN42250]()
BSN42250#10 (4.12" x 9.50") - Gummed Seal - 500 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$19.41 -
![Quality Park 2-Window Redi-Seal Security-Tinted Envelope, #9, 3 7/8 x 8 7/8, White, 500/Box QUA24529]()
QUA24529(22)#9 (8.88" x 3.88") - Self-Seal - 500 Envelopes/ Box - Double WindowsFREE 2-Day ShippingFREE Shipping$67.68 -
![Mead Plain White Envelopes, #6 3/4 (3.63" x 6.50"), Gummed Seal, 100 Envelopes/ Box MEA75100]()
MEA75100(11)#6 3/4 (3.63" x 6.50") - Gummed Seal - 100 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$2.93 -
![Mead Plain White Self-Seal Business Envelopes, #10 (4.13" x 9.50"), Peel & Seal, 50 Envelopes/ Box MEA75024]()
MEA75024(2)#10 (4.13" x 9.50") - Peel & Seal - 50 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$3.20 -
![Business Source Security Regular Envelopes, #10 (4.12" x 9.50"), Gummed Seal, 500 Envelopes/ Box BSN42206]()
BSN42206#10 (4.12" x 9.50") - Gummed Seal - 500 Envelopes/ Box2-Day ShippingFREE Shipping Orders $45+FREE Shipping Orders $45+$24.14 -
![Quality Park 2-Window Redi-Seal Security-Tinted Envelope, #8 5/8 (3 5/8 x 8 5/8), Self-Seal, 500/BX QUA24539]()
QUA24539(22)#8 5/8 (3.63" x 8.63") - Self-Seal - 500 Envelopes/ Box - Double WindowsFREE 2-Day ShippingFREE Shipping$64.71 -
![Quality Park Reveal N Seal 2-Window Check Envelope, #8 5/8 (3 5/8 x 8 5/8), Self-Seal, 500/Box QUA67539]()
QUA67539(2)#8 (8.63" x 3.63") - Self-Seal - 500 Envelopes/ Box - Double WindowsFREE 2-Day ShippingFREE Shipping$66.70 -
![Quality Park #10 Single-Window Redi Seal Security Envelopes, 4 1/8 x 9 1/2, Self-Seal, 500/Box QUA21418]()
QUA21418(2)#10 (4.13" x 9.50") - Self-Seal - 500 Envelopes/ Box - WindowFREE 2-Day ShippingFREE Shipping$49.14
About Business Envelopes
OfficeSupply.com offers standard businesses envelopes in the sizes you need at the prices you can afford. Envelopes can be a huge expense for offices that send regular invoices, direct mailings, contracts or any other correspondence. Business envelopes are available in standard sizes with gummed flaps or self sealing to avoid excess licking or moistening. Find envelopes with or without windows in the positions you need, with security lining to protect privacy. Windowed envelopes are compatible with most invoicing and accounting software.