USPS Regional Rate boxes are discontinued but can still be used... from the USPS website: "Regional Rate Box prices have been discontinued. Remaining boxes can be used for shipping at weight-and-rate packages." When I enter a USPS Regional Rate box u...

I am now able to use my apps...I just had to allow third party cookes in the Chrome settings. Uncheck "Block third-party cookies" in Settings: Privacy and security: Cookies and site data.