Zingle incident
SMS Delivery Delays from a Subset of Twilio Short Codes to T-Mobile United States
Update timeline
- monitoring Apr 21, 2026, 10:04 AM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to T-Mobile network subscribers 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.
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