How do I change the phone number displaying on outbound calls?

Override the default caller ID for those lines that require something different.

You must have admin or super admin permissions.
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  1. Log in at
  2. Click Lines in the left sidebar and then click the line that you need to change.
  3. From General > Outbound Call Options, set the External Caller ID to Use and then choose the desired phone number.
  4. Click Save.