North American Envelope & Printing is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Envelopes
• Envelopes Wholesale & Manufacturers
• Office Equipment & Supplies Retail
• Printers Services

North American Industry Classification System (NAICS) Categories:

• Envelope Manufacturing
• Other Commercial Printing
• Stationary And Office Supplies Merchant Wholesalers > Invitations & Envelopes > Envelopes Wholesale
• Office Supplies And Stationery Stores > Office & School Supplies > Envelopes

Standard Industry Classification (SIC) Categories:

• Envelopes
• Commercial Printing, Nec > Printers Services
• Stationery & Office Supplies > Invitations & Envelopes > Envelopes Wholesale
• Stationery Stores > Office & School Supplies > Envelopes
• Stationery Stores > Bookbinders & Covers > Office Equipment & Supplies