USPS EPM™ Service Provider Resources Blog Partners About Us Contact
Postmarked Email brings the trust of your mailbox to your inbox
Now you can send electronic messages with all the confidence of paper mail – postmark included.
Epostmarks brings the authority and trust of the U.S. Postal Service to online applications and messaging through the Electronic Postmark® (EPM®) platform. We are the first authorized provider of EPM® services built to the Universal Postal Union S43-3 standard that receives worldwide legal recognition.
Our Flagship Product

The trust of U.S. Mail

in your inbox
  • All the protection of paper postal mail
  • Trusted U.S. Postal
    Service mark enclosed
  • Legally compliant email messages
  • Optional archived proof
    of sending and delivery
Millions of messages are protected by the USPS Electronic Postmark® (EPM®) through our system today
The Electronic Postmark, a worldwide platform technology, empowers the U.S. Postal Service to convey their trusted brand and legal strength to electronic communications. Epostmarks has applied this technology to email, creating a legally compliant solution for business and government. Postmarked Email has protected over 85 million messages and counting.

We can apply the U.S. Postal Service EPM®

to your existing application
Could your application benefit from the trust and legal relevance of the U.S. Postal Service? Our EPM® technology was built with developers in mind. It’s easy to integrate the EPM® into your system to gain all the benefits of the most trusted U.S. government agency protecting your communications.

“With the federal authority and protection of the Postal Service, Postmarked Email will bring a new level of trust to electronic communications, ensuring a safer online experience for U.S. citizens."
- Gregory S. Crabb, Inspector in Charge, Revenue Fraud and Cyber Intelligence, U.S. Postal Inspection Service
Downloads

Whitepaper: Binding the nation together through the corresponding of the people... digitally.

Legal Strength of the USPS EPM™

from the blog

Epostmarks Launches Postmarked Email

Voices: Consumers Prefer Email-Portal Combo For EBilling And EStatement

For more articles about security, enforcement, legislation, etc. see our company blog

Sign up for our newsletter

Hear about developments in the postal-protected electronic communications in our monthly no-spam newsletter