https://pe.usps.com/businessmail101?ViewName=Cards

If your mailpiece does not meet the dimensions above, then the Postal Service considers it a letter and letter-size postage is charged. With USPS Marketing Mail , ...

https://pe.usps.com/BusinessMail101?ViewName=SizeAndShape

Size and Shape. The Postal Service separates all mail into one of four size categories: postcards · letters · large envelopes - known as "flats" · parcels. There are ...

https://www.papersizes.org/postcard-sizes.htm

Postcard sizes explained, together with maximum and minimum dimensions in inches (in) and millimetres (mm) as specified by the US Postal Service (USPS) ...

https://www.printplace.com/articles/standard-postcard-sizes

When it comes to postcard printing, size does matter. Postcards are a popular direct mail tool. To best make use of USPS rates, they have to meet certain ...

https://www.stamps.com/usps/postcards/

USPS First Class postcards are a low cost method to send marketing materials to your customers. Stamps.com allows you to easily buy postcard postage.

https://www.summitprintingpro.com/resources/postcard-specs.html

They are suprised to hear that there is no single one “Official Standard Postcard Size,” or at least as far as the. US Post Office is ...

https://www.uprinting.com/standard-postcard-printing.html

UPrinting offers quality standard postcard printing. Every design is printed on ... Protective coating options available; Available in First-Class mail & letter sizes. ×

https://www.printingforless.com/MailLayoutGuides.html

Templates for brochures, postcards, newsletters, catalogs and more to ensure that your mailings comply with USPS regulations. ... Affordable for any size business. EDDM route picker. We Make EDDM® Easy! Find out more, or. Get Pricing.

http://designerstoolbox.com/designresources/postcards/

All measurements are in inches. These are standard postcard sizes. Check with United States Post Office before mailing. Designers Toolbox is not responsible ...

https://www.targetmarketingmag.com/post/why-cant-i-mail-it-usps-regulations-postcards/

May 14, 2014 ... Postcard size is 3.5 x 5 to 4.25 x 6, anything larger is considered to be in ... thick, anything less is not mailable unless you put it in an envelope.