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.USPS Links
USPS Tools
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Calculate Postage
Calculate postage for any package, domestic or international.
- Find a ZIP Code Enter known address information and receive the full ZIP code information.
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Locate a Post Office
Find a Post Office station, Entry Unit, or other facility.
- Postal Explorer Search the Domestic Mail Manual and many other publications from one site.
- Print a Postage Label Open an account and print postage from your computer.
- Track and Confirm Track and confirm packages.
Postal Publications
- DM News
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MAIL Magazine
MAIL Magazine is the Journal of Record for the Mail Communications Industry.
- Mailing Systems Technology Magazine Magazine for mailing systems technology news and reviews.
- Parcel Magazine Formerly Parcel Shipping & Distribution Magazine.
- Postal Bulletin The official source for updates to policies, procedures, forms and operational information about the Postal Service.
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.
PCC Resources
- 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.
National Conventions
- MailCom
- National Postal Forum The National Postal Forum is the premier annual event for businesses who mail and ship.