Our customers are no longer getting the option to ship through USPS. We have not changed any settings on our end, but we noticed that the USPS changed their website. Have you had problems with other shopping carts dropping USPS? Do you know how we can fix this?
USPS has changed their API; as a result, we need to install a patch on the following Magento patch:
If your Magento site is having this problem, please create a Support Request and we'll apply this patch ASAP.