Microsoft has reported that they have implemented a fix for the issue affecting Dial by Name functionality for Microsoft Teams customers. Following the deployment of the fix, CallTower engineers have completed validation testing across multiple customer tenants and have confirmed that the service is functioning as expected. If you are still experiencing issues, please reach out to support@calltower.com.
CallTower will be closing this master case and all associated cases.
Posted Jul 16, 2026 - 12:31 MDT
Update
CallTower engineers continue to work with Microsoft to investigate the Dial by Name issue affecting some Teams customers. The issue remains under active review, and escalation efforts are ongoing as both teams analyze available diagnostic information.
We will share additional updates as soon as new information becomes available and thank you for your patience while this investigation continues.
*CallTower has opened a master case to investigate this issue as it has been reported by more than one CallTower customer. This issue may or may not directly affect your services and is currently under investigation. If you are affected, please report the issue to support@calltower.com. CallTower intends to post updates on status.calltower.com approximately every 60 minutes, unless identified otherwise. This issue is being investigated as a top priority.
Posted Jul 15, 2026 - 13:01 MDT
Update
CallTower engineers continue to investigate the issue affecting Dial by Name functionality for a subset of Teams Operator Connect customers. We remain actively engaged with Microsoft and continue to escalate the matter to assist in identifying the underlying cause and restoring normal service as quickly as possible.
*CallTower has opened a master case to investigate this issue as it has been reported by more than one CallTower customer. This issue may or may not directly affect your services and is currently under investigation. If you are affected, please report the issue to support@calltower.com. CallTower intends to post updates on status.calltower.com approximately every 60 minutes, unless identified otherwise. This issue is being investigated as a top priority.
Posted Jul 15, 2026 - 11:43 MDT
Investigating
CallTower is investigating reports of the Dial by Name feature not working for some of our Operator Connect customers. We have opened a case with Microsoft to help investigate this issue.
*CallTower has opened a master case to investigate this issue as it has been reported by more than one CallTower customer. This issue may or may not directly affect your services and is currently under investigation. If you are affected, please report the issue to support@calltower.com. CallTower intends to post updates on status.calltower.com approximately every 60 minutes, unless identified otherwise. This issue is being investigated as a top priority.
Posted Jul 15, 2026 - 10:39 MDT
This incident affected: Microsoft (Microsoft Teams - Direct Routing, Microsoft Operator Connect).