Preferred PoP for your Inbound Route
For inbound voice routes with "Host" or "URI" as the route type, you have the option to select an alternative edge strategy for a specific route. Here you will find the location of all needed routing formats to make sure you get the signaling to the right place for you: Interconnection Routes.
To learn how to see the steps in Create an Inbound Route with Your Preferred PoP and Edit an Inbound Route with Your Preferred PoP.