The United States Postal Service® (USPS®) has been in the process of transitioning the RIBBS web site to a new site called PostalPro® for some time. Effective November 10, 2017, no new updates will be posted on the RIBBS site. All updates from that point forward will be posted only to the PostalPro web site. The RIBBS site will remain active for now, but no updates will be posted to it.
Read more: http://www.windowbook.com/Learning/Postal-Concierge-E-tips