: The most reliable source for physical stamps is the USPS Postal Store . It offers the widest variety of formats, including booklets of 20 , coils of 100 , and unique commemorative sheets . While stamps are sold at face value, a small handling fee typically applies to online orders.
When shopping online, it is critical to avoid websites offering "deeply discounted" stamps (e.g., 20% to 60% off). The USPS does not sell stamps below face value to retailers. Using counterfeit stamps is illegal and can result in your mail being . Always verify that you are buying from a reputable, authorized source to ensure your postage is valid. Stamps - USPS Store
For most personal and small business needs, the following platforms provide authentic physical stamps delivered to your door:
: For those with memberships, sites like Costco often sell rolls of 100 stamps at a slight discount—typically just below the standard face value—making it one of the only legitimate ways to save on postage.
If you prefer to print postage instantly rather than wait for physical stamps, specialized services offer robust digital solutions:
: Available directly through your USPS.com account , this tool is designed primarily for printing shipping labels for Priority Mail and other package services, rather than individual letter stamps. Security Warning: Spotting Counterfeits