Domestic mailing manual

The Domestic Mailing Manual (DMM) is a comprehensive guide published by the United States Postal Service (USPS) that outlines the rules and regulations for mailing letters, packages, and other items within the United States. The DMM is used by postal employees, mailers, and other stakeholders to ensure compliance with USPS regulations and to provide accurate and efficient mail processing.

The Domestic Mailing Manual is divided into several sections, including:

  1. Introduction: This section provides an overview of the DMM and its purpose.
  2. Mailing Standards: This section outlines the general rules and regulations for mailing, including requirements for addressing, labeling, and packaging.
  3. Mail Classification: This section explains how to classify mail into different categories, such as First-Class Mail, Priority Mail, and Parcel Post.
  4. Mail Preparation: This section provides guidance on preparing mail for mailing, including requirements for sorting, bundling, and affixing postage.
  5. Postage: This section explains how to affix postage to mailpieces, including requirements for stamps, metered mail, and permit postage.
  6. Mail Tracking and Reporting: This section provides information on how to track and report mail, including requirements for tracking numbers and reporting lost or damaged mail.
  7. Special Services: This section outlines special services offered by the USPS, such as certified mail, insured mail, and return receipt service.
  8. International Mail: This section provides guidance on mailing items to and from other countries, including requirements for customs forms and international postage.

Some of the key topics covered in the Domestic Mailing Manual include:

The Domestic Mailing Manual is available online and can be accessed through the USPS website. It is also available in print format at USPS offices and online retailers.