
#9-5/8 Regular Envelopes (4-1/2″ x 9-5/8″) – These are slightly larger than the #9 envelope so it can fit more folded pages.#8-5/8 Regular Envelopes (3-5/8″ x 8-5/8″) – Popular as business payment envelopes, it is also ideal for checks (no need to fold business-sized checks).#7-1/2 Regular Envelopes (3-15/16″ x 7-1/2″) – It can be mailed inside of other envelopes and used as a return envelope or be used as a mailer for smaller envelopes.#7 Regular Envelopes (3-3/4″ x 6-3/4″) – The ideal model that is suitable for short business correspondence or home office needs.

This size could be used for invoices, sales pieces, checks, or correspondence. #6-3/4 Regular Envelopes (3-5/8″ x 6-1/2″) – Great for personal or corporate business.Use to store tickets for an upcoming event or store reminders, coupons, recipes, social security cards, or other items that require organization in your personal records. #6-1/4 Regular Envelopes (3-1/2″ x 6″) – The smallest commercial envelope size available, it’s just the right size for everyday usage perfect for mailing small items such as a folded personal check.This envelope cannot be mailed by itself. It can be mailed inside of other envelopes or used to store smaller items. #5 Regular Envelopes (3-1/8″ x 5-1/2″) – Same size as a coin envelope, but side opening.The #9 envelope style is commonly used as a reply envelope for invoices and business mailings, sent to recipients inside #10 envelopes in order to mail something back to the sender.

In addition, #9 regular envelopes (3-7/8″ x 8-7/8″) are another one of the most popular commercial-sized envelopes available. This product range includes the popular #10 envelope, which measures 4 1/8″ x 9 1/2″ and is often considered to be the “classic” U.S. However, there isn’t just one type of business envelope for this category.

Regular envelopes feature the standard envelope sizes you see used most frequently for mailings. Check out the graphics above for an overview, then see below for more information about each type of business envelope and to view helpful envelope size charts! Regular Envelopes At The Supplies Shops, we’ve put together this handy envelope size guide to help you compare envelopes with various sizes, materials, and closure designs. Since many envelope sizes are labeled by a single number, like #7 or #10, it can be tough to figure out which ones you need. There are many different sizes that are best used for specific mailings, and you might want to have different types of envelopes on hand for interoffice mail as well. Choosing the right envelope sizes for each business application can be hard.
