SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States
View the provider incident record →Current answer
SendGrid experienced a minor incident: SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States. ServiceAlert observed recovery on Sep 15, 2026.
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Incident Lifecycle
Affected Components
SMS Short Code, North America
Incident Timeline
Identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
Sep 15, 2026 at 4:27 AM UTC
Identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 4 hours or as soon as more information becomes available.
Sep 15, 2026 at 12:27 AM UTC
Identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
Sep 14, 2026 at 10:26 PM UTC
Identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
Sep 14, 2026 at 9:25 PM UTC
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