Telesign system status

Telesign system status history

This page offers API uptime information for Telesign services, in addition to incident history reports and service issues alerts.

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Operator Service Alert - Planned Maintenance - United States (US) - T-MOBILE (310/023;024;025;026;053;120;160;200;210;220;230;240;250;260;270;310;490;530;580;660;770;800;830) - 04/28/26

Scheduled for Apr 28, 20:00 PDT - Apr 29, 05:00 PDT

Scheduled

Issue: US Operator -United States (US) - T-MOBILE Maintenance

Start Time: 04/28/26 08:00 pm PDT
End Time: 04/29/26 05:00 am PDT

Summary:
We have received notification that US Operator T-MOBILE will perform planned maintenance on the date and time specified above. During this time period, customers with Dedicated Short Codes and 10DLC that send SMS messages to T-MOBILE users may experience a temporary delay in message delivery, so we kindly ask that you plan accordingly. This T-MOBILE operator maintenance will not affect other US operators.

On behalf of the operator, we'd like to apologize for any inconvenience and appreciate your patience during this service window.

If you have any questions, please contact us at support@telesign.com.

Posted Apr 25, 2026 - 07:55 PDT

This scheduled maintenance affects: SMS/SMS Verify - NA & LATAM (United States).