Phone number rental fees for inactive accounts depend on the account status. Phone number charges will not incur for accounts that have requested to be deleted or closed. Once a request for deletion or closure is process, all numbers associated with that account will be released and the account will be deleted or closed.
Accounts that are inactive due to pending verification or suspension due to detection of fraudulent activity, will incur phone number rental fees for phone numbers associated with that account.
If you would like to delete or close your account, please send us a request via the contact support page in your Plivo dashboard.