In Control Center, you can change the termination number(s) for any routing plan (geographic routing, day-of-year, day-of-week, time-of-day, percentage allocation, etc.) with the change taking effect in a few minutes. If you need to, you can also change a termination number on multiple routing plans at once (known as bulk edit termination).
To change dedicated termination numbers on a routing plan:
Control Center displays a list of all services assigned to the accounts under your enterprise ID. If you have more than ten services, you can view the rest of your services by clicking one of the blue linked Show numbers at the top of the list or you can click the blue down arrow at the bottom of the list to add ten services at a time to the view.