Get exclusive deals with our weekly newsletter!
Toll Free: 1 (866) 800-8060
Monday to Friday: 6:30am to 6pm Pacific Time
We're here to help. Call us!

Reach us Monday to Friday, 6:30am to 6:00pm Pacific Time.

  • Toll Free: 1 (866) 800-8060
  • Vancouver BC: (604) 739-8060
  • Victoria BC: (250) 800-2569
  • Calgary AB: (403) 775-1291
  • Edmonton AB: (780) 628-6630
  • Winnipeg MB: (204) 800-4372
  • Toronto ON: (416) 800-4312
  • Ottawa ON: (613) 686-4717
  • Montreal QC: (438) 288-3640
  • Quebec City QC: (418) 263-4870
  • Halifax NS: (902) 800-4465
We deliver FAST
  • Same Day Shipping
  • Warehouse Pickups ($100+)
  • Vancouver Service Centre Pickups
Why choose Frontier PC?
  • Proudly Canadian for 22 years
  • Delivery from local warehouses
  • Same day local shipping
  • Real-time stock & pricing
  • Enhanced product information
  • Dedicated account reps
  • Secure online checkout

Order online or by phone before noon local time and you order of in-stock item will ship on the same business day.

  Category: Office Supplies > Mailers and Envelopes

Browse top sellers, or select a category from the left.
Staedtler Telescopic Art/Drafting Document Tube

49" - Plastic - 1Each - Black

Quick Info Best Seller Web ID: 1012675145 Mfr. Part: 94872/124
Telescopic art/drafting document tube adjusts in length from 28" to 49" to protect contents of varying sizes from bending or creasing and against fading from exposure to sunlight. Made from sturdy, black, lightproof plastic. Telescopic art/drafting document tube includes a handy shoulder strap for convenient carrying.

Supremex A-Line Invitation Envelope

Stationery - 24 lb - 250/Box

Quick Info Best Seller Web ID: 1011918249 Mfr. Part: A700440
A-Line Invitation Envelopes are ideal for weddings, events, direct mail and donations. Offer an open side, side seam design with large square flaps for printing return addresses.

Sealed Air Jiffy Padded Brown Kraft Mailers

Padded - 6" x 10" - Self-sealing - Kraft, Satin - 1Each - Brown, Gold

Quick Info Web ID: 1024137668 Mfr. Part: 100311
These heavy-duty brown kraft shipping mailers feature a uniform padded interior that keeps fragile contents snugly cushioned. They provide double-folded corners, double-glued bottoms, and self-seal flaps. Include smooth natural kraft interiors and satin gold kraft exteriors.

Quality Park Single Window Business Envelope

Single Window - #10 (4.12" x 9.50") - 24 lb - Wove - 500/Box - White

Quick Info Web ID: 1020271340 Mfr. Part: CO179
No need to address these white wove window envelopes since name and address of recipients show through their see-through windows. Side-seamed envelopes with straight flaps are made of sturdy, 24 lb., white wove stock.

Hilroy Press-It Seal-It Self Adhesive Envelope

Business - 5.88" x 9" - Self-sealing - 6/Pack

Quick Info Web ID: 1011916067 Mfr. Part: 76073
These Self-adhesive Kraft Envelopes offer a faster, stronger, easier way of sealing that requires no moisture. Just peel off backing on flaps and press to seal.

Business Source Single Window Envelope

Single Window - #10 (9.50" x 4.13") - 24 lb - 500/Box - White

Quick Info Web ID: 1017129387 Mfr. Part: 42251
No. 10 window envelopes feature an economical side seam and a window with film cover. Oyster-white, corrugated, expandable box provides easy access to envelopes. 24 lb.

Quality Park Redi-Strip Envelope

Catalog - #13 1/2 (10" x 13") - 28 lb - Self-sealing - Kraft - 100/Box - Kraft

Quick Info Web ID: 11967627 Mfr. Part: 44762
Removable strip provides a clean, quick seal immediately upon contact without the use of moisture. Paper strip keeps adhesive free of dust, assuring a long shelf life.

Quality Park Plain Expansion Envelopes

Expansion - 12" x 16" - 14 lb - Self-sealing - Tyvek - White

Quick Info Web ID: 11967782 Mfr. Part: R4520
Regular-weight Expansion Envelopes offer superior protection for mailing bulky items which are not too heavy. Ideal replacement for costly box or carton. Offers open-end style and convenient Flap-Stik closure. Envelopes made of DuPont Tyvek won't rip, tear or puncture. Much stronger and more secure than traditional paper envelopes. Regular-weight Expansion Envelopes are water-resistant and moisture-resistant. Easy to use. Simply peel and seal.

Quality Park Coin/Small Parts Envelope

Coin - #7 (6.50" x 3.50") - 28 lb - Gummed - Kraft - 500/Box - Brown Kraft

Quick Info Web ID: 1011508717 Mfr. Part: 50762
Small envelopes are ideal for small parts, samples, seeds, enclosures, loose coins and payroll applications. Flaps are deeply gummed for a secure seal. Coin envelopes are made of durable, 28 lb. Kraft stock.

Winnable Transparent Poly Inter-Depart. Envelope

Clasp - 9.50" x 13" - Poly - 1Each - Green

Quick Info Web ID: 1011919073 Mfr. Part: EN01-GN
Top opening transparent poly interdepartmental envelopes are made of sturdy moisture-resistant, tear-resistant transparent poly for long dependable use and visibility of contents. Each expands 1-1/4" and closes with a convenient button tie.

Business Source Business Envelope

Business - #10 (9.75" x 4") - Peel & Seal - Wove - 500/Box - White

Quick Info Web ID: 1017129366 Mfr. Part: 16473
No. 10 envelopes with a window require no moisture to seal. Simply peel back strip and fold closed. Protective strip keeps adhesive free from dust. 1-1/8" x 4-1/2" window is positioned 7/8" from left and 1/2" from bottom. No. 10 envelopes are security-tinted for privacy of contents and made of 24 lb. white wove stock.

Quality Park Catalog Envelope

Catalog - #10 1/2 (9" x 12") - 28 lb - Gummed - Kraft - 100/Box - Brown

Quick Info Web ID: 1020271352 Mfr. Part: CO671
Open-end envelopes offer a durable all-purpose mailing option. Ideal for mailing documents, catalogs, direct mail, promotional material, brochures and more. Made of kraft stock with fully gummed seals.

Quality Park Open-end Catalog Envelope

Catalog - 9" x 12" - 24 lb - Gummed - 500/Box - White

Quick Info Web ID: 1020271343 Mfr. Part: 60822
Open-end white catalog envelopes offer durable all-purpose mailing options. Ideal for mailing documents, catalogs, direct mail, promotional material, brochures and more. Made of sturdy white stock with open-end construction and fully gummed seal flaps.

Crownhill Mailer

Shipping - 9" x 12" - Self-sealing - Polyethylene - 100/Pack - White, Gray

Quick Info Web ID: 1026720009 Mfr. Part: 139378
These self-sealing courier bags with double-perf openings are perfect for protecting, shipping and delivering a wide variety of items. Sturdy material is water-resistant and tear-resistant. 2.5 mil bags feature 2" lips and are also lightweight to save postage.

Quality Park Catalog Envelope

Catalog - 7.50" x 10.50" - 20 lb - Gummed - 500/Carton - Kraft

Quick Info Web ID: 1018539176 Mfr. Part: 41094
Open-end Catalog Envelopes feature fully gummed flaps for a secure seal. Ideal for mailing pamphlets, brochures, sales literature, booklets, annual reports, magazines, catalogs and other bulky materials.


The data and images on this website have been subjected to numerous control mechanisms to ensure its' accuracy. FrontierPC.com will use best efforts to maintain its accuracy. However, if at any time the data or images provided are incorrectly priced or below fair market value or availability has substantially changed or image or descriptions contain inaccuracies, FrontierPC.com shall not be held responsible or liable, furthermore FrontierPC.com reserves the right to reject any orders placed based on this erroneous information. Copyright 2001-2015 FrontierPC.com Computer Inc., Frontier PC Canada, Frontier Computer, Toronto, Vancouver, Calgary, Halifax. All Rights Reserved.