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Updated: 06 Apr 2026

10 Best Interoffice Envelopes

#1 Best Pick
10 Pcs A4 Envelopes, Brown Kraft Catalog Envelopes, Mailing Envelopes, Kraft Paper Bags, Large Envelopes, Letter Envelopes for Organizing, Storage,Receipt, Home, Office

10 Pcs A4 Envelopes, Brown Kraft Catalog Envelopes, Mailing Envelopes, Kraft Paper Bags, Large Envelopes, Letter Envelopes for Organizing, Storage,Receipt, Home, Office

Brand: Generic
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  • Dimensions: Large A4 size envelopes measuring 12.8 inches x 8.94 inches (325mm x 227mm), these brown kraft paper catalog envelopes are perfect for documents and catalogs
  • Quantity: Pack includes 10 pieces of quality manila envelopes for your mailing and storage need
  • Material: Made from durable brown kraft paper that provides reliable protection/privacy for your contents while maintaining a professional appearance
  • Design Features: Pre-printed address lines and postage area for convenient mailing use with ample space for writing
  • Versatile Use: Ideal for storing and organizing documents, receipts, letters, catalogs, and other materials at home or office
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#2 Best Value
DL White Envelopes, Self Seal, 220 x 110mm, 100 Pack (Privacy Lining, 100, Count)

DL White Envelopes, Self Seal, 220 x 110mm, 100 Pack (Privacy Lining, 100, Count)

Brand: Generic
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  • STANDARD DL SIZE: These white envelopes measure 220 x 110mm, perfectly designed to fit A4 sheets folded twice into thirds for convenient mailing and storage
  • SELF-SEAL CLOSURE: Features a convenient peel-and-seal adhesive strip that eliminates the need for moisture or licking, providing quick and secure closure every time
  • PROFESSIONAL PLAINFACE DESIGN: Clean white envelopes with no window, offering a professional appearance ideal for business correspondence, invoices, letters, and personal mail
  • CONVENIENT PACK SIZE: Comes in a pack of 100 envelopes, providing excellent value and ensuring you have plenty on hand for all your mailing needs
  • VERSATILE USE: Suitable for home, office, or business use, perfect for sending documents, letters, cards, and other flat items through the post
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#3 Budget Pick
Quality Park Interoffice Envelopes, Ungummed, Brown Kraft, 4.5 x 10.375, 500 per Box, (63262)

Quality Park Interoffice Envelopes, Ungummed, Brown Kraft, 4.5 x 10.375, 500 per Box, (63262)

Brand: Quality Park
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  • DURABLE: Made from heavyweight 28 lb. paper stock
  • VISUAL CONFIRMATION: Holes punched on both sides of the envelope allow for visual confirmation of the contents without opening
  • UNGUMMED: Ungummed closure makes it easy to reuse and easy to access and close
  • MAXIMIZE: 3 Columns on each side with narrow ruling allows for maximum space for signatures
  • GREAT VALUE: Conveniently packed in 500 count to reduce the frequency of repurchasing
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#4 Top Choice
Fullhawl 100 Pcs Interoffice Envelopes with String Tie Closure and Button 9 x 12 Inches Mailing Envelopes Colored Expandable Files Folders Peper Document Envelope for Home Office Business Storing

Fullhawl 100 Pcs Interoffice Envelopes with String Tie Closure and Button 9 x 12 Inches Mailing Envelopes Colored Expandable Files Folders Peper Document Envelope for Home Office Business Storing

Brand: Fullhawl
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  • Satisfying Bulk Quantity: when it comes to managing a multitude of tasks, our 100 pcs envelopes with button and string tie closure will meet your needs, ideal for businesses or personal use
  • Reliable Material: these mailing envelopes for storing are crafted from 120g colored adhesive paper, the tear resistant property ensures the envelope's longevity and durability, ideal for storing and transporting documents
  • Size for Your Needs: our Christmas colored envelopes measure about 9 x 12 inches, designed to well accommodate a variety of documents without crumpling or folding; Say goodbye to size worries and welcome convenience
  • Secure Button and Rope Closure: featuring a button and string tie closure, these Christmas interoffice envelopes ensure that your documents remain safe and secure, adding aesthetic appeal and maintaining integrity and confidentiality
  • Multipurpose Use: whether it's office documents, personal letters, or important files, their functionality extends to multiple purposes, these Christmas department envelopes adapt to your needs
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#5 Popular Choice
Lion File-N-Send Poly Inter-Office Envelopes, 10 x 13 Inches, Opaque Charcoal Gray (Black), 6 EA/Pack, 1 Pack (22700-CG)

Lion File-N-Send Poly Inter-Office Envelopes, 10 x 13 Inches, Opaque Charcoal Gray (Black), 6 EA/Pack, 1 Pack (22700-CG)

Brand: LION
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  • 10" x 13"
  • Hook and loop closure / Top loading / 1-1/6" gusset
  • With Letter size outside pocket
  • Preprinted interoffice routing slip included
  • Overall dimension: 10"W x 13"H.Recyclable polypropylene material.Opaque Charcoal Gray (Black).6ea per pack
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#6 Top Pick
Quality Park 10 x 13 Interoffice Envelopes, with Reusable Redi-Tac Self Seal Closure, for Interoffice Mail, Heavyweight 32 lb Brown Kraft, 100 per Box

Quality Park 10 x 13 Interoffice Envelopes, with Reusable Redi-Tac Self Seal Closure, for Interoffice Mail, Heavyweight 32 lb Brown Kraft, 100 per Box

Brand: Quality Park
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  • These 10x13 interoffice envelopes with a self seal Redi-Tac closure are reusable, fast & thrifty; made of heavyweight 32 lb kraft paper; 100 per box
  • Reusable Redi-Tac closure lets you reseal these yellow envelopes as many times as needed; bye-bye envelopes with strings and metal doodads
  • Five columns with narrow signature lines gives each interoffice envelope longevity; use pencil or erasable pen for extended use
  • Drilled holes tell you at a glance if papers have been enclosed in these envelopes; a helpful feature for bulk interdepartmental mailings
  • Manila envelopes made of heavyweight 32 lb kraft paper are durable enough for years of repeated use; stock up for all your interoffice mail
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#7 Top Pick
Lion File-N-Send Poly Inter-Office Envelopes, 10 x 13 Inches, Clear, 6 EA/Pack, 1 Pack (22700-CR)

Lion File-N-Send Poly Inter-Office Envelopes, 10 x 13 Inches, Clear, 6 EA/Pack, 1 Pack (22700-CR)

Brand: LION
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  • 10 inch x 13 inch/clear
  • Hook and loop closure
  • Top Loading/1-1/6 inch gusset
  • With letter size outside pocket andpreprinted interoffice routing slip included
  • 6ea/pack
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#8 Top Pick
Lion File-N-Send Poly Inter-Office Envelopes, 10 x 15 Inches, Clear, 6 EA/Pack, 1 Pack (22900-CR)

Lion File-N-Send Poly Inter-Office Envelopes, 10 x 15 Inches, Clear, 6 EA/Pack, 1 Pack (22900-CR)

Brand: LION
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  • 10" x 15"
  • Hook and loop closure / Top loading / 1-1/6" gusset
  • With Legal size outside pocket
  • Preprinted interoffice routing slip included
  • Overall dimension: 10"W x 15.4"H.Recyclable polypropylene material.Clear.6ea per pack
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#9 Top Pick
Interoffice Envelopes with String, 10" x 13" String Tie Interdepartmental Envelopes, Sturdy 100gsm Paper (Pack of 100)

Interoffice Envelopes with String, 10" x 13" String Tie Interdepartmental Envelopes, Sturdy 100gsm Paper (Pack of 100)

Brand: Sutter Signs
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  • SECURE STRING TIE CLOSURE
  • Designed for reliable internal delivery, these inter office envelopes with string feature a durable string tie enclosure that keeps documents protected and prevents contents from slipping out during circulation.
  • GENEROUS 10X13 INCH CAPACITY
  • These interoffice envelopes with string 10x13 easily accommodate full-size documents, folders, and multi-page packets, making them ideal 10x13 clasp envelopes for busy offices and departments.
  • PREMIUM 100GSM PAPER STOCK
  • Crafted from sturdy 100gsm paper, these interoffice envelopes offer superior durability over standard options, standing up to frequent handling, routing, and long-term reuse.
  • SMARTLY DESIGNED FOR DAILY USE
  • Thoughtful printing and precise hole punching maximize usable writing space on routing lines, making it easy to track departments, dates, and approvals without clutter.
  • BULK VALUE FOR HIGH-VOLUME OFFICES
  • This convenient pack of 100 string tie envelopes ensures your team stays stocked for ongoing interdepartmental communication, saving time and reducing reordering hassles.
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#10 Top Pick
Quality Park 2-Side Interoffice Envelopes, Redi-Tac Box-Style, Brown Kraft, 10 x 13, 100 per Box, (63666)

Quality Park 2-Side Interoffice Envelopes, Redi-Tac Box-Style, Brown Kraft, 10 x 13, 100 per Box, (63666)

Brand: Quality Park
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  • REDI-TAC: Unique redi-tac closure is durable and convenient
  • VISUAL CONFIRMATION: Holes punched on both sides of the envelope allow for visual confirmation of the contents without opening
  • MAXIMIZE: 3 Columns on each side with narrow ruling allows for maximum space for signatures
  • DURABLE: Made from heavyweight 28 lb. brown kraft stock
  • GREAT VALUE: Conveniently packed in 100 count to reduce the frequency of repurchasing
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