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Postcard Series



Delving into the realm of paper sizes, one encounters the unique dimensions of 4.25x5.5 inches. This size, often referred to as A2 in the North American National Standards Institute (ANSI) series, is a versatile and widely used format in various applications.

Notably, the 4.25x5.5 inch size does not align with any standard International Organization for Standardization (ISO) paper sizes such as A4 or B5. Instead, it finds its roots firmly planted in the ANSI series, which is predominantly utilized in North America.

4.25×5.5 paper dimensions


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2A046.81 x 66.221189 x 1682119 x 1683370 x 4768
A120.51 x 0.7113 x 181 x 237 x 51
4A066.22 x 93.621682 x 2378168 x 2384768 x 6741
A110.71 x 1.0218 x 262 x 351 x 74
A101.02 x 1.4626 x 373 x 474 x 105
A3+12.95 x 19.02329 x 48333 x 48933 x 1369
A1+23.98 x 35.98609 x 91461 x 911726 x 2591
A0+35.98 x 50.87914 x 129291 x 1292591 x 3662
A64.13 x 5.83105 x 14811 x 15298 x 420
A55.83 x 8.27148 x 21015 x 21420 x 595
A48.27 x 11.69210 x 29721 x 30595 x 842
A311.69 x 16.54297 x 42030 x 42842 x 1191
A91.46 x 2.0537 x 524 x 5105 x 147
A216.54 x 23.39420 x 59442 x 591191 x 1684
A82.05 x 2.9152 x 745 x 7147 x 210
A123.39 x 33.11594 x 84159 x 841684 x 2384
A72.91 x 4.1374 x 1057 x 11210 x 298
A033.11 x 46.81841 x 118984 x 1192384 x 3370

The 4.25x5.5 inch format is particularly popular for creating compact yet impactful marketing materials such as postcards and invitations due to its convenient size that strikes a balance between visibility and portability.

Interestingly enough, this specific dimension also holds significance in digital design realms where it's commonly used for designing smartphone screens or small tablet interfaces - a testament to its adaptability across both physical and digital platforms.

While it may not be part of any ISO series or boast an international presence like some other paper sizes do; the 4.25x5.5 inch format has carved out its own niche within ANSI standards and continues to be an essential tool for marketers and designers alike.

Other Formats in the Postcard Series

Interesting facts about 4.25×5.5

1: The Origins of 4.25x5.5 Paper

4.25x5.5 paper is part of the ANSI A series, which was introduced by the American National Standards Institute (ANSI) in 1996. It is commonly known as "quarter letter" or "statement" size.

2: Perfect for Greeting Cards

The dimensions of 4.25x5.5 paper make it an ideal choice for creating greeting cards and invitations, as it provides a compact yet spacious canvas for personalized messages and designs.

3: Commonly Used in DIY Printing

This paper size is often used by DIY enthusiasts who print their own stationery, such as notepads, postcards, and small booklets due to its convenient size and ease of handling.

4: Compatible with Envelope Sizes

The dimensions of 4.25x5.5 paper perfectly match those of A2 envelopes, making them a popular choice for mailing personalized cards or small promotional materials.

5: Historical Connection to European Paper Sizes

The aspect ratio (width-to-height ratio) of ANSI A series papers, including the 4.25x5.5 size, closely resembles that of European ISO sizes like A6 (105mm x148mm). This similarity allows for easy scaling between these two systems.

6: Popular Choice for Flyers and Handouts

The compact nature of this paper size makes it a preferred option for creating flyers and handouts that need to be distributed in limited spaces or handed out directly to individuals.

7: Fits Standard Binders

4.25x5.5 paper can be conveniently hole-punched to fit into standard 3-ring binders, making it a practical choice for organizing and storing small documents or notes.

8: Commonly Used in Medical Offices

This paper size is often used in medical offices for printing prescription pads, appointment reminder cards, and other small informational materials due to its compact size.

9: Easy to Print at Home

With the availability of home printers that support various paper sizes, including 4.25x5.5, it has become increasingly popular for individuals to print their own personalized stationery from the comfort of their homes.

10: Versatile Usage in Craft Projects

The small dimensions of 4.25x5.5 paper make it a versatile choice for various craft projects such as origami, scrapbooking, and creating mini art prints.