Lumen help
You can disconnect a Switch 8XX in Control Center. Disconnecting an 8XX releases your customer from your Lumen billing account, and shuts the 8XX number off in the switch. Other 8XX ordering options in Control Center include self-service tools and online order forms (OLOFs). Using Control Center, you can also add or change a Switched 8XX.
To disconnect a Switched 8XX:
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