SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Multiple Networks in United States

Incident Report for Twilio

Resolved

The incident has been resolved and SMS delivery receipts from a subset of Twilio Short Codes to network subscribers on affected networks in the United States are operating normally.
Posted Jun 02, 2026 - 05:57 PDT

Update

We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
Posted Jun 02, 2026 - 05:36 PDT

Update

We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes to multiple networks in the United States and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
Posted Jun 02, 2026 - 01:31 PDT

Monitoring

We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Jun 01, 2026 - 23:27 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks 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.
Posted Jun 01, 2026 - 16:07 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks 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.
Posted Jun 01, 2026 - 12:06 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks 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.
Posted Jun 01, 2026 - 10:05 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks 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.
Posted Jun 01, 2026 - 09:04 PDT

Update

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Jun 01, 2026 - 08:22 PDT

Identified

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Posted Jun 01, 2026 - 07:22 PDT

Investigating

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Posted Jun 01, 2026 - 07:18 PDT
This incident affected: CARRIER NETWORK (SMS Short Code, North America).