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Envelope Size Charts
Your Complete EnvyPak Guide To Envelope Sizes
Envelope Size Charts
Now we will bring you envelope size charts for the most popular types of envelopes. In each envelope size chart, you will see the envelope type (e.g. #9, #10, A5, A4) if this applies and the precise sizes of the envelope. You can find the standard envelope dimensions in all of our envelope charts.
Business and Personal Correspondence Envelopes Chart
Here you will find the most popular envelope types and sizes used by businesses and private individuals to send their correspondence.
| Paper Envelope Type | Paper Envelope Size | EnvyPak Clear Envelope |
|---|---|---|
| 6 ¼ | 3.5 inches by 6 inches | 16611- 4.00(h) x 6.00(w) |
| 6 ¾ | 3.625 inches by 6.5 inches | 17206 – 4.75(h) x 6.50(w) |
| 8 5/8 | 3.625 inches by 8.625 inches | 15550 – 4.50(h) x 8.63(w) |
| 7 | 3.75 inches by 6.75 inches | NA |
| 7 ¾ (Monarch) | 3.875 inches by 7.5 inches | 16102 – 4.00(h) x 7.50(w) |
| 9 | 3.875 inches by 8.875 inches | 14892 – 5.38(h) x 8.75(w) |
| 9 (for policies) | 4 inches by 9 inches | 15239 – 4.25(h) x 9.00(w) |
| 10 | 4.125 inches by 9.5 inches | 12777– 4.19(h) x 9.50(w) STOCK |
| DL | 4.313 inches by 8.625 inches | 15550 – 4.50(h) x 8.63(w) |
| 11 | 4.5 inches by 10.375 inches | 16583 – 4.50(h) x 10.50(w) |
| 12 | 4.75 inches by 11 inches | 16970 – 4.81(h) x 11.25(w) |
| 14 | 5 inches by 11.5 inches | 15789 – 5.25(h) x 11.50(w) |
| 16 | 6 inches by 12 inches | 15275 – 6.00(h) x 12.00(w) |
The #10 envelope size is considered to be the standard business envelope size and the #9 envelope size is the standard reply envelope size.
Catalog Envelopes Chart
If you have a requirement to mail heavyweight materials then the catalog envelope has the durability for this task.
| Paper Envelope Type | Paper Envelope Size | EnvyPak Clear Envelope |
|---|---|---|
| 1 | 6 inches by 9 inches | 12776–6.00(h) x 9.00(w) STOCK |
| 1 ¾ | 6.5 inches by 9.5 inches | 16295 – 6.50(h) x 9.50(w) |
| 3 | 7 inches by 10 inches | 13829 – 7.00(h) x 10.00(w) |
| 6 | 7.5 inches by 10.5 inches | 17547 – 7.50(h) x 10.63(w) |
| 8 | 8.25 inches by 11.25 inches | 16332 – 8.25(h) x 11.38(w) |
| 9 ¾ | 8.75 inches by 11.25 inches | 15375 – 9.00(h) x 11.25(w) |
| 10 ½ | 9 inches by 12 inches | 12855– 9.00(h) x 12.00(w) STOCK |
| 12 ½ | 9.5 inches by 12.5 inches | 13739 – 12.50(h) x 9.50(w) |
| 13 ½ | 10 inches by 13 inches | 14672 – 13.00(h) x 10.00(w) |
| 14 ½ | 11.5 inches by 14.5 inches | 16419 – 11.63(h) x 14.25(w) |
| 15 | 10 inches by 15 inches | 16757 – 10.50(h) x 15.00(w) |
| 15 ½ | 12 inches by 15.5 inches | 16790 – 11.00(h) x 15.63(w) |
The standard sizes here are the 10 ½ and 13 ½ catalog envelopes.
Booklet Envelopes Chart
A lot of businesses use booklet envelopes to send brochures, sales materials, annual reports, and so on.
| Paper Envelope Type | Paper Envelope Size | EnvyPak Clear Envelope |
|---|---|---|
| 3 | 4.75 inches by 6.5 inches | 17206 –4.75(h) x 6.50(w) |
| 4 ½ | 5.5 inches by 7.5 inches | 13204–5.50(h) x 7.50(w) STOCK |
| 5 | 5.5 inches by 8.125 inches | 15447 – 5.50(h) x 8.25(w) |
| 6 | 5.75 inches by 8.875 inches | 16559 – 6.50(h) x 8.75(w) |
| 6 ½ | 6 inches by 9 inches | 12776– 6.00(h) x 9.00(w) STOCK |
| 6 5/8 | 6 inches by 9.5 inches | 13443– 6.00(h) x 9.50(w) |
| 6 ¾ | 6.5 inches by 9.5 inches | 16295 – 6.50(h) x 9.50(w) |
| 7 ¼ | 7 inches by 10 inches | 13829 – 10.00(h) x 7.00(w) |
| 7 ½ | 7.5 inches by 10.5 inches | 17547 – 7.50(h) x 10.63(w) |
| 9 | 9.75 inches by 11.5 inches | 15406 – 9.50(h) x 11.50(w) |
| 9 ½ | 9 inches by 12 inches | 12855– 9.00(h) x 12.00(w) STOCK |
| 10 | 9.5 inches by 12.625 inches | 17296 – 9.75(h) x 12.50(w) |
| 13 | 10 inches by 13 inches | 14672- 13.00(h) x 10.00(w) |
The standard sizes for booklet envelopes are 9 ½ and 13.
Announcement Envelopes Chart
Announcement envelopes are ideal for sending greeting cards, promotional materials, photographs, and small booklets. Sometimes you will see those called “A-style” envelopes.
| Paper Envelope Type | Paper Envelope Size | EnvyPak Clear Envelope |
|---|---|---|
| A2 | 4.375 inches by 5.75 inches | 14816 – 5.13(h) x 4.50(w) |
| A6 | 4.75 inches by 6.5 inches | 17206 – 4.75(h) x 6.50(w) |
| A7 | 5.25 inches by 7.25 inches | 13204– 5.50(h) x 7.50(w) STOCK |
| A8 | 5.5 inches by 8.125 inches | 15447 – 5.50(h) x 8.25(w) |
| A9 | 5.75 inches by 8.875 inches | 16559 – 6.25(h) x 8.75(w) |
| A10 | 6 inches by 9.5 inches | 13443 – 6.00(h) x 9.50(w) |
Baronial Envelopes Chart
Baronial envelopes are very popular with people that want to send out invitations and formal announcements. The flaps on these envelopes are deep-pointed.
| Paper Envelope Type | Paper Envelope Size | EnvyPak Clear Envelope |
|---|---|---|
| 4 BAR | 3.625 inches by 5.125 inches | 13995 –3.75(h) x 5.00(w) |
| 5 ½ BAR | 4.375 inches by 5.75 inches | 14816 – 5.13(h) x 4.50(w) |
| 6 BAR / Walton Outside | 4.75 inches by 6.5 inches | 17206 – 4.75(h) x 6.50(w) |
| Lee | 5.25 inches by 7.25 inches | 13204– 5.50(h) x 7.50(w) STOCK |
| Professional | 2.125 inches by 3.625 inches | 15578 – 2.19(h) x 3.75(w) |
| Gladstone | 3.563 inches by 5.562 inches | 13995 – 3.75(h) x 5.00(w) |
| 16 | 2.375 inches by 3.375 inches | 15522 – 2.88(h) x 3.75(w) |
| 17 | 2.6875 inches by 3.6875 inches | 15522 – 2.88(h) x 3.75(w) |
| Monona Inside | 5.25 inches by 7.5 inches | 16325 – 5.25(h) x 7.50(w) |
| Monona Outside | 5.5 inches by 7.75 inches | 16998 – 5.38(h) x 7.81(w) |
Envelope Size Chart for A Series
The A-series envelopes are very popular now and used by a lot of businesses and private individuals. They conform to the globally recognized standard ISO 216.
| Paper Envelope Type | Paper Envelope Size | EnvyPak Clear Envelope |
|---|---|---|
| A0 | 33.1 inches by 46.8 inches | NA |
| A1 | 23.4 inches by 33.1 inches | NA |
| A2 | 16.5 inches by 23.4 inches | NA |
| A3 | 11.7 inches by 16 ½ inches | 13842 – 12.13(h) x 16.88(w) |
| A4 | 8.3 inches by 11.7 inches | 16957 – 8.50(h) x 11.50(w) |
| A5 | 5.8 inches by 8.3 inches | 15447 – 5.50(h) x 8.25(w) |
| A6 | 4.1 inches by 5.8 inches | 16611- 4.00(h) x 6.00(w) |
| A7 | 2.9 inches by 4.1 inches | 15899 – 2.75(h) x 4.00(w) |
| A8 | 2 inches by 2.9 inches | 16584 – 3.88(h) x 3.13(w) |
| A9 | 1.5 inches by 2 inches | NA |
| A10 | 1 inch by 1.5 inches | NA |
The most popular A-series type envelopes are the A5 and A4. With A4-sized paper now used very often, you can fold an A4 sheet in half and it will fit perfectly into anA5 envelope. If you do not want to fold the paper then use an A4 envelope.
Square Envelopes Chart
In some situations, a square envelope is best for mailing your correspondence. Some invitations are square so you just need to choose the right type and size.
| Paper Envelope Type | Paper Envelope Size | EnvyPak Clear Envelope |
|---|---|---|
| 5 Square | 5 inches by 5 inches | 15559 – 5.00(h) x 5.00(w) |
| 5 ½ Square | 5.5 inches by 5.5 inches | 10598 – 5.50(h) x 5.50(w) |
| 6 Square | 6 inches by 6 inches | 13249 – 6.188(h) x 6.00(w) |
| 6 ½ Square | 6.5 inches by 6.5 inches | 14020 – 6.00(h) x 6.25(w) |
| 7 Square | 7 inches by 7 inches | 13607 – 7.00(h) x 7.00(w) |
| 7 ½ Square | 7.5 inches by 7.5 inches | 17179 – 7.50(h) x 7.50(w) |
| 8 Square | 8 inches by 8 inches | 15688 – 8.00(h) x 8.00(w) |
| 8 ½ Square | 8.5 inches by 8.5 inches | 13565 – 8.44(h) x 8.44(w) |
| 9 Square | 9 inches by 9 inches | 10306 – 9.00(h) x 9.00(w) |
| 9 ½ Square | 9.5 inches by 9.5 inches | 17065 – 9.50(h) x 9.50(w) |
We are asked more questions about envelope sizes than anything else. So here we will provide the most complete guide on envelope size that you will find anywhere. You will find answers to the most common questions that we receive here including:
- What is the standard envelope size for the US?
- What is a business-size envelope?
- What is the standard envelope size?
- What is a 10 envelope?
- What size is a 9 envelope?
- What are invitation envelope sizes?
- What is the A4 envelope size?
We have included a frequently asked questions section at the end to cover all of the questions you may have. When you are choosing an envelope for your personal or business requirements then you need to be aware that there are a number of different envelope types so we will start there first.
The Different Types of Envelopes
The truth is that there are various types of envelopes, including window envelopes commonly used for bill paying. These envelopes have a window that displays the return address, saving time and effort. In addition to window envelopes, mailers are another option to consider. Mailers provide added protection and security during transit, with options such as padded mailers and bubble mailers for fragile items. Using mailers can streamline your mailing process and ensure the safe delivery of your documents. With customizable options available, mailers can also enhance the professionalism of your mail. Don’t overlook the importance of selecting the right packaging solution, such as mailers, for your mailing needs.
If you want to send a letter overseas then you will need an airmail envelope. Need to send a DVD or CD somewhere? Well, you can get a special disc envelope for that. The most popular type of envelope used in the United States is the banker envelope. With their triangular flaps, these are popular with business users and personal users alike.
The pocket envelope is smaller than a lot of the other envelope types. You can find many types of pocket envelopes and people tend to use these for coupons, photographs, mail receipts, etc.
Announcement envelopes are popular for sending out invitations. Baronial envelopes are for announcements and a lot of people use these. People use announcement envelopes to send greeting cards, small booklets, and brochures as well as invitations.
Another envelope type is the square envelope. These envelopes are completely square and often people use these for fancy invitations. Then there are wallet envelopes that businesses use in mailing machines due to their straight flaps allowing automatic insertion of materials. Many direct mail pieces arrive in wallet envelopes.
People use booklet envelopes to send brochures, booklets, photographs, statements, and so on. There are different sizes of booklet envelopes and a lot of businesses use a large size so that they can send documents without the need to fold them.
Another popular envelope is the catalog envelope. These are popular with businesses that send out catalogs, reports, insurance policies, magazines, etc. Job hunters use catalog envelopes to send their resumes to companies. Users tend to go with a larger size catalog envelope so that they do not have to fold the materials inside it.
These are the most common types of envelopes used by businesses and private individuals. There are other envelope types available for special applications such as lined envelopes and mini envelopes.
Letter Size Envelopes and Standard Envelope Sizes
Is there a standard letter envelope size? No, there isn’t. Letter paper used in the United States is 8.5 inches by 11 inches. You can use different-sized envelopes to send a letter-sized document. A lot of businesses and private individuals use the number 10 envelope size to send folded letter paper. Some businesses do not want to fold a letter-size document, so they will use catalog envelopes. There is no doubt that the #10 envelope size is the most popular used for letter-sized paper. It is one of those envelope sizes considered to be a standard-sized envelope. While there is really no standard-size envelope or standard envelopes 10 size is probably the closest to a standard envelope size.
What about the standard business envelope size? Well, again you are looking at size 10 envelopes as standard-sized envelopes for business because they are just so popular. So to answer the question “What size is a standard envelope?’ there isn’t really a regular envelope size or standard envelope dimensions. If you base standard envelope sizes on popularity, then the #10 envelope size and even the #9 envelope size come into this category. But they are certainly not the only game in town, and more and more people are now using the A4 envelope size as well as the A5 sized envelope.
When it comes to packaging and storage of important documents, it is essential to consider using protectors and sleeves. These archival and customizable options provide added security and organization for your valuable papers. Whether you choose to use envelopes, folders, or other storage solutions, having the right size and type of packaging can make a significant difference in preserving your documents.
Protectors and sleeves are designed to fit various document sizes, including letter-sized papers. They offer protection against dust, moisture, and other potential damages, ensuring that your documents remain in pristine condition. Additionally, these protective options can be customized to meet your specific needs, allowing you to add branding or labeling for easy identification.
When selecting protectors and sleeves for your documents, it’s important to consider the material and durability. Look for options that are made from high-quality materials, such as acid-free and archival-safe materials, to ensure long-term preservation. Additionally, opt for customizable options that allow you to easily insert and remove documents as needed.
In conclusion, while there may not be a standard envelope size, there are various packaging and storage solutions available to meet your specific needs. Consider using protectors and sleeves to ensure the safety and longevity of your important documents.
EnvyPak Clear Envelopes are available with or without print, with or without tape, folded flaps for automation needs, and biodegradable polypropyleneby request. Minimums apply.
