| A1 Envelopes: A supplier of blank, ready-made and printed bespoke envelopes. Site offers pricing and quoting services, as well as company information. Located in the UK. |
| Ace Envelopes Ltd: A printer of commercial envelopes located in the United Kingdom. Site includes sample work, contact info, and a online quote request form. |
| Ambassador Envelope: Envelope Manufacturer located in Missouri. Site includes location, and contact information. |
| ARGO Envelope Corporation: An envelope printer located in New York. Site offers product & service information as well as contact information. |
| Arizona Envelope Company: An envelope printer and converter. Site offers a quote form , job status request form, along with FTP file transfer capabilities, and converting guidelines. |
| Atlantic Envelope Company: Envelope manufacturer and printer of commercial envelopes. Site features investor, employment and product information. |
| Barcon Business Products Inc.: Manufacturer of printed and plain envelopes, located in Ontario, Canada. Includes contact and company information. |
| Bowers Envelope Company: Envelopes manufactured for business, insurance, financial, and direct mail companies located in the United States and Canada. Indianapolis, Indiana. |
| Burkley Envelope Company: Manufacturer and printer of envelopes since 1891, for direct mail and other business uses. Nebraska. |
| Cartolombarda: Manufacturers and printers of speciality envelopes. Site contains contact information. Located in Italy. |
| Colfax Envelope: Manufacturer of lithographed direct mail envelopes. |
| ColorTree Inc.: A Virginia manufacturer and printer of envelopes. Site includes company history, directions, employment opportunities, contact information, and employee's pages. |
| Commercial Envelope Manufacturing Co.: A manufacturer and printer of envelopes. Features a company history, a quote request form, and information request form. |
| Conformer Expansion Products: A New York manufacturer and printer of custom CD envelopes and packaging. Site includes product and contact information, along with testimonials. |
| Diamond Envelope: A manufacturer and printer of custom envelopes serving the direct mail industry. Site includes company news, history and contact information. |
| Empire-Castiglioni: Envelope manufacturer for the direct mail business. Located in the UK. Site contains company and contact information. |
| Gaw O'Hara Envelope Company: Manufacturer, converter and printer of envelopes for direct mailings. Site contains contact information, specifications, and prices. |
| Golden West Envelope & Printing: Southern California envelope manufacturer & printer. Site includes contact information, description services offered, and driving directions. |
| Handford Brown Co.: Design and converter of gift envelopes and coin cards. Features product & company descriptions, and contact information. |
| Heinrich Envelope Corporation: Envelope manufacturing and printing. Includes equipment list and stock list. Minneapolis, Minnesota. |
| Heinrich Envelope Inc.: Manufacturer and printer of envelopes located in Iowa. Website offers quote form and stock list. Heinrich Envelope further lists an employee directory and map. |
| Husky Envelope, Inc.: Full-line manufacturer of standard and specialty envelope products. Walled Lake, Michigan. |
| Interstate Envelope Manufacturing Corporation: Manufacturing and printing of all types of paper-based envelopes. Details of advanced capabilities and samples of work. Maspeth, Queens, New York. |
| K. C. Envelope Company, Inc.: Medium size manufacturer of custom envelopes. Kansas City, Missouri. |
| Louisiana Envelope: Envelope printer exclusively wholesale. Site includes location, and contact information. |
| National Envelope Corporation: Provider of stock and special make commodity and proprietary envelopes. Also produces custom printed and window envelopes. |
| New Jersey Envelopes: An envelope printer. Site includes contact information and interesting envelope facts. |
| Ohio Envelope Manufacturing, Co.: Produces stock as well as custom designed and printed envelopes. |
| Premier Envelope: Manufacturer of envelopes. Also offers inventory management. Located in Canada. Site offers product and contact information. |
| Priority Envelope, Inc.: Printing of all sizes and styles of envelopes. Located in the Minneapolis, St. Paul area. |
| Puget Sound Envelope: Trade only, supplier of printed envelopes. Includes Envelope Guide in PDF format, order form, and contact information. |
| Quality Envelope & Printing Company: A printer of commercial envelopes, and paper products located in Middleboro, Massachusetts. Site includes ordering and product information. |
| Seaboard Envelope: Manufacturer of converted and printed envelopes. Site features company history & photo album, equipment list, and product list. Located in California. |
| Tecnosobre: A paper, envelope, and writing materials manufacturer located in Barcelona, Spain. Site include product, corperate history, and contact information. |
| Uma Paper and Allied Industries: Manufacturer of machine cloth-lined and reinforced waterproof paper and envelopes located in India. Site includes company and product information |
| Victor Envelope Company: A manufacturer and printer of custom envelopes. Site includes an equipment list, company information, employment opportunities, news page, and directions to this Illinois based firm. |
| Western States Envelope and Label: An envelope and label manufacturer, headquarted in Milwaukee, WI. Site includes pruduct and contact information. |
| Williamhouse Envelopes: An envelope converter located in the United States. Site includes product and brand descriptions, glossary, location guide, and contact information. |
| Winpaq: Envelope manufacturer located in Malaysia. Site includes product and capability details. Local and international sales office and warehouse depot locations along with contact information is also available on-site. |