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Interoffice Envelopes

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Keep information flowing freely with interoffice envelopes. They’re the ideal solution for businesses where employees frequently collaborate between departments. Featuring durable materials, string-and-button envelopes ensure long-lasting, reliable performance. Use them to share memos and project notes with your team, or encourage employees to privately leave feedback in interdepartment envelopes. Read More
Quill Brand® String & Button Inter-Office Envelope, 10 x 13, Kraft, 100/Box (RC28IDE)

Quill Brand® String & Button Inter-Office Envelope, 10" x 13", Kraft, 100/Box (RC28IDE)

Standard inter-office envelopes have see-thru holes to make sure inside contents are not overlooked
Made from brown kraft 28 lb. paper for durability
Size: 10" x 13"
$38.99 Box When you buy 5+
Item # 901-RC28IDE
Model # 1497/63562
Lifetime Warranty
Quality Park Button & String Inter-Departmental Envelopes, 10 x 13, Red, 100/Box (QUA63574)

Quality Park Button & String Inter-Departmental Envelopes, 10" x 13", Red, 100/Box (QUA63574)

Inter-departmental envelopes make moving documents between employees easy
Envelope size: 13"H x 10"W
Envelopes feature button and string tie closure that is added to their professional looks
$69.99 Box
Item # 901-680165
Model # 63574
Quality Park Button & String Inter-Departmental Envelopes, 9 x 12, Brown, 100/Box (QUA63462)

Quality Park Button & String Inter-Departmental Envelopes, 9" x 12", Brown, 100/Box (QUA63462)

Simple high quality catalog envelopes, that get the job done
Envelope size: 12"H x 9"W
Envelopes have button and string tie closure that add them professional looks
$77.99 Box When you buy 5+
Item # 901-63462Q
Model # 63462
Smead Poly String & Button Interoffice Envelopes, Transparent Red, 5/Pack (89527)

Smead Poly String & Button Interoffice Envelopes, Transparent Red, 5/Pack (89527)

Tear resistant
Transparent Red:
Durable poly material is tear and water resistant and easy to clean
$9.79 Each When you buy 12+
Item # 901-2678369
Model # SMD89527
Quality Park™ String & Button Interoffice Envelope; 10x15, 31 Entries, 100/carton

Quality Park™ String & Button Interoffice Envelope; 10x15", 31 Entries, 100/carton

Tear resistant Kraft stock
String and button closure
Routing table for 31 entries
$143.25 Carton
Item # UNI-QUA63564
Model #
Quality Park Button & String Inter-Departmental Envelopes, 10 x 13, Yellow, 100/Carton (QUA63576)

Quality Park Button & String Inter-Departmental Envelopes, 10" x 13", Yellow, 100/Carton (QUA63576)

Interdepartmental envelopes are easy to spot as being confidential
Envelope size: 10"H x 13W"
Envelopes have button and string tie closure and wallet flap that add them professional looks
$104.99 Carton
Item # 901-912032
Model # QUA63576
Smead Top Load Purple String & Button Envl.

Smead® Ultracolor® String & Button Envelope; Top Load, Purple

Tough and bright.
Expands up to one and a quarter inches.
String and button closure.
$7.36 Pack
Item # UNI-SMD89544
Model #
Quality Park® Kraft Business Envelopes, #12, 4-3/4x11, 500/Box

Quality Park® Kraft Business Envelopes, #12, 4-3/4x11", 500/Box

28 lb. brown Kraft
Ideal when strength and confidentiality is desired
Also good for inter-office use
$82.99 Box When you buy 5+
Item # 901-11462Q
Model # 11462
Quality Park Button & String Inter-Departmental Envelopes, 10 x 13, Blue, 100/Carton (QUA63577)

Quality Park Button & String Inter-Departmental Envelopes, 10" x 13", Blue, 100/Carton (QUA63577)

Inter-departmental envelopes are easy to spot as confidential
Envelope size: 13"H x 10"W
Envelopes with wallet flap have button-and-string closure that adds to their professional looks
$59.99 Carton
Item # 901-813412
Model # 63577
Pendaflex® Poly String & Button Envelope, Clear, 8 1/2 x 14, 3/Pack (63814-3)

Pendaflex® Poly String & Button Envelope, Clear, 8 1/2" x 14", 3/Pack (63814-3)

Horizontally oriented, booklet envelope is ideal for transporting files. Durable polypropylene construction is moisture- and tear-proof. Elastic string and riveted button closure stands up to regular use.
Color(s): Clear
Product Type Refinement: Interoffice
$10.29 Pack
Item # 901-PFX638143
Model # PFX638143
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Choose interoffice mail envelopes for all your business needs

Made from heavyweight, tear-resistant paper stock, internal routing envelopes, such as string-and-button envelopes, are designed to last through many uses. Several styles feature preprinted information grids so users can sign off on deliveries and send documents back in the same envelope. Employees can easily combine JAM® envelopes with interoffice mailers to create color-coded billing and invoicing systems.

Large interoffice envelopes work well for gathering and distributing police reports and evidence packets during court cases. Medical offices and hospitals find them useful for transferring patient records, forms, and lab results between departments. Store managers can also put them to work with coin envelopes to securely transfer money and deposit slips around retail locations.

Interdepartment envelopes are ideal for home and school use

You'll find interoffice envelopes handy for more than just business purposes. They offer an easy way to organize and archive photographs and genealogy records. Homeowners can ensure bills and taxes are paid on time by filing documents and receipts into reusable internal envelopes. Teachers can safely pass along newsletters, worksheets, and memos while ensuring parents have read and received important information. Using latched and custom-print envelopes, anyone can quickly reference report cards and class photos by name or grade level.

Find interoffice envelopes to suit every project

Stock up on a variety of business envelopes and mailing supplies to ensure efficient operations. Select products qualify for volume discounts when businesses purchase multiple packs at the same time. Several options come in convenient bulk packs and case quantities, which can save companies valuable time and money on frequently used office supplies. Interoffice envelopes may include these features:

  • Antimicrobial. Specially treated paper envelopes ideal for healthcare environments
  • Confidential. Security envelopes offer enhanced protection for classified documents
  • Gummed. Adhesive envelopes keep documents safe and secure during handling
  • Velcro. Extra-strong closures prevent items from easily slipping out
  • Recycled. Eco-friendly envelopes made from recycled materials
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