USA SMS - Delivery Degradation affecting traffic towards T-Mobile Network
Incident Lifecycle
Incident Timeline
Monitoring
A fix has been implemented and we are monitoring the results.
Jul 9, 2026 at 12:05 PM UTC
Investigating
We are continuing to investigate this issue.
Jul 9, 2026 at 10:20 AM UTC
Investigating
We are currently experiencing message delivery issues impacting SMS traffic towards T-Mobile USA. As a result, you may experience delays, failures or missing delivery receipts for outbound messages.
Our supplier is aware of this issue and investigating the root cause as a matter of urgency. We will post an update as soon as more information becomes available.
If you have any questions, please contact api.support.vonage.com
Our supplier is aware of this issue and investigating the root cause as a matter of urgency. We will post an update as soon as more information becomes available.
If you have any questions, please contact api.support.vonage.com
Jul 9, 2026 at 10:13 AM UTC
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