When designing a postcard, there are a handful of guidelines to keep in mind. Following these guidelines will help to ensure your postcards print and trim as you intend them to. Adherence to these guidelines is also necessary for making sure your postcards meet strict postal requirements, allowing utilization of the lowest possible postage rate. While we are providing guidelines for the three most common-sized postcards, the same concepts would apply to other sizes. If you have questions or would like details for a unique sized postcard, please contact us.