COM you can download templates for all your PRINTING needs, from small cards to large format prints. Large Postcard, 5x7 x 2 " Oval, x 2 ".
The key to creating postcards is picking the right template. If you are going to print your postcards on a specific manufacturer's card stock, such as Avery.
We have created templates on Microsoft Word and Avery DesignPro Trifold Brochure Paper - 8 1/2" x 11" Brochures 2up Greeting Cards - 4 1/4" x 5.