How do i assign a phone number to a common area? Assign the policy to the common area phone user. If the common area phone has a Calling Plan assigned or uses Direct Routing, assign a phone number to the user so external people can dial it directly. In Common Area Phone mode, you cannot sign out of the phone without logging with the local admin account.What is a common area phone? Common area phones are unassigned desk phones that can be used by anyone. Account owners and admins can add any supported device to the web portal and provision it as a common area phone. You can also enable hot desking for a common area phone, allowing phone users to sign in or out of the common area phone.How do i contact common cause? If you are a member of the media, please email us at [email protected]. Our mailing address is 805 15th Street NW, 8th Floor, Washington, DC 20005. Our telephone number is 202.833.1200.How do i create contact objects for common area phones? (These contact objects can be created by using the New-CsCommonAreaPhone cmdlet.) Like user accounts, these contact objects can be assigned policies and voice plans. As a result, you will be able to maintain control over common area phones even though those phones are not associated with an inpidual user.