Enterprise Payment System (EPS)
If you're still using CAPS, visit this site to migrate to EPS.
All eligible products must migrate from CAPS to EPS effective April 1, 2019. All new accounts must be established through EPS effective October 1, 2018.
Mailers Technical Advisory Committee
The Mailers Technical Advisory Committee is a committee of representatives from dozens of organizations representing all aspects of mail.
USPS Home Page
Groups and Associations
The Direct Marketing Association
The Direct Marketing Association is the leading global trade association of business and nonprofit organizations using and supporting multichannel direct marketing tools and techniques.
National PCC Web Site
The national site for the PCC - find a PCC near you, learn about PCC operations, download the PCC Policy Manual - Publication 286.