Modern U.S. Mail: Why were some postage due stamps “VOIDED” on U.S. mail?

Keep track of news surrounding new and classic stamps of the U.S. Postal Service, and learn from in-depth insights and opinions from U.S. stamp experts.

1926 Air Mail Postage Stamp USA Scott # C7 Map And Two

JQ1 - 1913 1c Parcel Post Due Stamp - Mystic Stamp Company

United States Airmail Stamps - 1928 Beacon and Rocky Mountains - 5¢ carmine & blue

U.S. Air Mail Stamp C11 Unused

How post offices used to make the return of due postage easy

USA Stamps - An Overview

US Stamps - J - Postage Due for sale

US Stamps - J - Postage Due for sale

US Stamps - J - Postage Due for sale

United States: Postage Due Stamps

United States: Postage Due Stamps

USA Stamps - An Overview

O127 - 1983 1c Red, Blue and Black, Official Mail - Mystic Stamp

Wild and beautiful Costa Rica showcases itself on stamps

USA Stamps - An Overview