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Ambassador Envelope Co.
6705 Keaton Corporate Pkwy
O'Fallon, MO 63368
Ph: (636) 477-1300
Fax: (636) 477-7648
Toll Free: (800) 325-4510

Postal Regulations

When you work with Ambassador Envelope, you can take comfort in the fact that all of our sales and customer service personnel are Certified Postal Partners. We participate heavily in the Postal Consumer Councils in our region and are proactive in helping our clients take advantage of new programs like MERLIN™ that can help them qualify for automation discounts and meet acceptance requirements for bulk mailings.

For additional information on how to design and execute a mailing, please visit the Business Mail 101 section of the U.S. Postal System website that will walk you through all of the key decision points in making a mailing.

For even more information, download this 142 page document from the U.S. Postal Service on Designing Letter and Reply Mail.

Ambassador Envelope Co.