No Shipping Methods Available when UPS or USPS Real Time Rates is Selected in Web Store

If the message No shipping methods available for your address is shown and shoppers are not able to select a shipping method. Check the Default location for sales orders. This should be blank in order for the real time shipping methods to calculate if the address is valid.

The error is reproduced when there is a Default Location setup for Sales Order:

To Check:

1. Navigate to Setup > Accounting > Accounting Preferences > Order Management tab.

2. Set Default Location for Sales Orders to null/blank

3. Click Save