TeleSign incident
Quality degradation - 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)
TeleSign experienced a minor incident on July 13, 2026 affecting NA & LATAM - All countries and United States, lasting 1h 11m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 13, 2026, 03:14 PM UTC
Issue: US/CA Operator - 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) Start Time: 08:00 AM PT - 07/13/26 End Time: Ongoing Summary: We currently experience quality degradation toward 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) SMS messages towards these operator(s) may face delays or difficulties in delivery. Telesign is engaged with carrier partners for updates on resolution. We'd like to apologize for any inconvenience and appreciate your patience during this service interruption. If you have any questions, please contact [email protected]. SF01202874
- resolved Jul 13, 2026, 04:26 PM UTC
Start Time: 08:00 AM PT - 07/13/26 End Time: 08:30 AM PT - 07/13/26 We received notification that the network issues previously reported by 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) from United States (US) have been resolved. 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) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly. SF01202874