INTERNATIONAL POSTCARD WEEK - First Week in October Every year during the first week in October, International Postcard Week celebrates these little cards that are fun to mail. By Michele October 9, 2020
NATIONAL U.S. POSTAGE STAMP DAY - July 1 On July 1ST, National U.S. Postage Stamp Day recognizes the ease and simplicity with which we can send and receive mail. A stamp represents payment for the delivery of a letter or a package. By National Day Calendar April 11, 2014