Square Envelope Sizes

Square envelopes are different from standard envelopes in many ways. The first difference between standard and square envelopes is that as clear from the name Square envelopes are Square in shape. Secondly, Square envelopes are mainly used for some occasions. For example, by using Square envelopes you can send wedding invitations, you can make announcements and in many cases, the use of Square envelopes comes in when you have to do any kind of advertisement.

What are the Sizes of Square Envelopes?

Square envelopes are available in different sizes and shapes as below:

  • 5 Square: The minimum size of square envelopes is 5 Squares which is equal to
  • 5×5 in Inches: A 5 Square envelope is 127 x 127 in Millimeters.
  • 5 1/2 Square: A 5 1/2 Square envelope is 5.5×5.5 inches. It is 140 x 140 in Millimeters.
  • 6 Square: A 6 Square envelope is 6×6 in inches. 6 Square envelope is 152×152 in Millimeters.
  • 6 1/2 Square: A 6 1/2 Square envelope is 6.5×6.5 in Inches and 165 x 165
  • Similarly, the maximum size of a Square envelope can go up to 8 1/2 Square which is 8.5×8.5 in Inches and 216×216 in Millimeters.
Type of Envelope Envelope Size in Inches Envelope Size in Millimeters
5 Square 5 x 5 127 x 127
5 1/2 Square 5.5 x 5.5 140 x 140
6 Square 6 x 6 152 x 152
6 1/2 Square 6.5 x 6.5 165 x 165
7 Square 7 x 7 178 x 178
7 1/2 Square 7.5 x 7.5 190 x 190
8 Square 8 x 8 203 x 203
8 1/2 Square 8.5 x 8.5 216 x 216

What is the Cost of Square Envelope Postage?

  • For the postage of Square envelopes, you will have to pay extra fees compared to First Class letters.
  • You need to pay $0.20 extra for each ounce to Post a Square envelope.
  • So if your square envelope has a size of less than or up to 1 oz, you need one Forever Stamp worth $0.58 and one additional Stamp worth $0.20.
  • The price of 1 Oz Square Envelope Postage will be $0.58+$0.20=$0.78.
  • To post a 2 Ounce square envelope you will require 1 Forever Stamps, and 2 additional stamps so the total price of 2 Ounce square envelope will be $0.58+$0.20+$0.20=$0.98
  • A 3 Ounce Square Envelope can be posted by using 1 Forever Stamp and 3 additional Stamps, costing you a total of $0.98+$0.20=$1.18.

What are the Different Colors of Square Envelopes?

Square Envelopes are available in many colors. Some of the popular colors of Square Envelopes are:

  • Black Square Envelope: This is the most common and widely used color of Square envelope which is best used when you have to send Birthday Invitations, Wedding Invitations, Greeting Cards, etc.
  • Metallic square envelopes: Square Envelopes are also available in Metallic finish and are used for social and corporate events.
  • Red Square envelopes: You can buy Red Square envelopes also which looks beautiful and are commonly used for sending holiday gifts, birthday gifts baby shower, wedding gifts, and a lot more occasions.
  • Ivory square envelopes: USPS also releases Square envelopes in Ivory Color. Ivory Square envelopes can also be used for giving Wedding Invitations, baby showers, bridal shower invitations, announcements, and many more occasions.

How to Buy Square Envelopes?

You can buy Square envelopes from various places offline like USPS Post Offices, Grocery Stores, Gas Stations, etc. But the most convenient and easiest way to purchase Square Envelopes is through online portals. Some popular online websites from where you can purchase USPS Square Envelopes are:

Buy Square Envelopes from Amazon.com

Amazon is the world’s largest online store where you can buy products from private people and companies around the world. Shopping from Amazon is totally safe because it offers a money-back guarantee if the product is not what was promised.

You can now buy many types of USPS Stamps as well as envelopes including Square Envelopes from Amazon. Square envelopes are available at Amazon in various sizes and quantities. Some popular types of Square Envelopes that you can buy from Amazon are:

  • Greetings Square Envelopes – 5.5 x 5.5 Inch – 50 count – $11.99
  • Weddings, Baby Shower Square Envelopes – 5.5 x 5.5 Inch – 60 count – $12.99
  • Moisture Activated Greeting Card Square Envelopes – 6 1/2 x 6 1/2 – 50 Count – $13.99
  • Kraft Brown Invitation Card Square Envelopes – 6 x 6 Inch – 500 Count – $45.99

When you search for Square Envelopes on Amazon, you will see a list of envelopes of various other categories and sizes. Just choose any type of Square envelope, add it to your card and make the payment to place the order.

Buy Square Envelopes from Walmart.com

Walmart is a very big retail store chain in the USA that has branches in almost every city of the USA. It has a dedicated website that makes it possible to place orders for any product including Grocery, Health, Baby Care, Electronics, Food, and a lot more.

The official website of Walmart provides various postage-related services also including buying Stamps, cards, and envelopes also. You can also buy Square envelopes also from Walmart easily from the comfort of your home.

Various types of Square Envelopes that can be purchased from Walmart are:

  • JAM 6.5 x 6.5 Square Invitation Envelopes – White – 25 Count – $15.50
  • Invitation Square Envelopes – 5 3/4 x 8 3/4 – White – 50 Count – $10.99
  • 7.5 x 7.5 Square Invitation Envelopes – White – 25 Count – $15.50
  • 5 3/4 x 5 3/4 Square Envelopes – 70lb Bright White 50 Count – $89.95

In addition to buying Square Envelopes from Amazon and Walmart, you can also get them from many other online portals like the official website of USPS i.e www.usps.com, eBay, Stamps.com, and a lot more.

Leave a Comment