In 1906, further reforms in Postcard Sizes led to the increase in minimum size from the previous one to 4 in × 2.75 in. A Postcard Size equivalent to the minimum aspects of the UPU (5.5 in × 3.5 in) has introduced in 1899 as the maximum dimensions.Ī new minimum dimension has set as 3.25 in × 2.25 in. Old British Postcard SizesĮngland introduced these plain and printed postcards with stamps in 1870 picture postcards we’re introduced since 1894 which had dimensions of 4.75 in × 3.5 in. Some countries, traditionally, have postcards priced lower than letters and hence postcards have been in more use in such nations. have also used for making postcards in the past are still in use in smaller amounts with higher paid prices. In some places, unique materials like wood, copper, etc. We find colorful and monochromatic postcards and also picture postcards in rectangular, squarish and circular formats. Since then Postcard Sizes have gone through various amendments and changes in both shapes and forms. The world’s oldest postcard on record dated in 1840 and sent from London to England. Hence, we come to an end about USPS postcard size. The width of the Post card Size has mentioned by basic weight and paper used which is 39lb to 105lb bond stock, 55lb to 145lb cover stock or 145gsm to 390gsm. The maximum sizes and thickness are 152.4 mm × 107.9 mm (6.0 in × 4.25 in) and 0.406 mm (0.016 in) respectively. US Postal Service tries to solve this problem by the introduction of a standard minimum and maximum thickness along with minimum and maximum dimensions. UPU has ambiguity regarding the thickness of postcards hence it many times causes a lot of problems in handling and other transportation. The UPU also states that a Postcard should have a minimum aspect ratio of √2:1 but can always have a higher aspect ratio making sure it stays well within the minimum and maximum dimensions mentioned.
Postcard sizes iso#
Generally, Postcards are made in A6 Size following the ISO 216 Rules for A Series Paper which has the dimensions of 148 mm × 105 mm (5.8 in × 4.1 in). The material of the postcard should also be thick enough to not undergo wear tear during handling and processing but shouldn’t be very thick to increase the weight. It has defined that postcards should have maximum dimensions of 235 mm × 120 mm (9.25 in × 4.72 in) and minimum dimensions of 140 mm × 90 mm (5.51 in × 3.54 in). UPU ( Universal Postal Union) is the organization that decides the International Standard Postcard Size. International Standard Postcard Size/Postcard Dimensions
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