Verifying Porting Eligibility

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Configure Calling Policies: You can configure calling policies within the Teams Admin Center to control the calling features available to users, such as outbound calling restrictions, call forwarding options, and voicemail settings.

Porting Existing Phone Numbers to Microsoft Teams

Organizations that already have existing phone numbers may want to port them to Microsoft Teams to maintain continuity and avoid the need to communicate new numbers to their contacts. The process for porting numbers typically involves:

Ensure that the phone numbers you wish to port are eligible for porting to Microsoft's telephony services in your region.

Submitting a Porting Request: Within the Microsoft Teams Admin Center (Voice > Phone sri lanka phone number list numbers > Port), you will initiate a porting request. This will require providing detailed information about the numbers you want to port, the current carrier, and account details.

Letter of Authorization (LOA): You will typically need to provide a Letter of Authorization (LOA) granting Microsoft permission to port the numbers on your behalf.

Coordination with the Current Carrier: Microsoft will work with your current carrier to facilitate the porting process. This may take some time, and it's essential to coordinate the cutover to minimize service disruption.

Assigning Ported Numbers to Users: Once the numbers are successfully ported, you can assign them to your Microsoft Teams users in the same way as new numbers.

Managing Phone Numbers and Calling Features in Microsoft Teams

The Microsoft Teams Admin Center provides comprehensive tools for managing phone numbers and calling features:

Number Inventory: View a list of all phone numbers acquired by your organization, their status (assigned or unassigned), and their type.
Assignment and Reassignment: Easily assign or reassign phone numbers to users as needed.
Calling Policies: Configure and manage calling policies to control user calling capabilities.
Emergency Addresses: Ensure that each assigned phone number has a valid emergency address associated with it for E911 (in the US) or equivalent emergency services in other regions. This is a critical safety requirement.