Find All Assigned Numbers
Get-CsUser -Filter {LineURI -ne $Null}
Get-CsUser -Filter {PrivateLine -ne $Null}
Get-CsAnalogDevice -Filter {LineURI -ne $Null}
Get-CsCommonAreaPhone -Filter {LineURI -ne $Null}
Get-CsExUmContact -Filter {LineURI -ne $Null}
Get-CsDialInConferencingAccessNumber -Filter {LineURI -ne $Null}
Get-CsTrustedApplicationEndpoint -Filter {LineURI -ne $Null}
Get-CsRgsWorkflow
Get-CsMeetingRoom -Filter {LineURI -ne $Null}
