# Twilio: SMS / MMS Delivery Delays to US AT&T Over Toll-Free Numbers

- Impact (vendor’s label): major
- Status: resolved
- Started: 2022-03-31 18:09 UTC · Resolved: 2022-03-31 21:52 UTC · Duration: 3.7 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/9ljnnsmddpwf](https://status.twilio.com/incidents/9ljnnsmddpwf)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2022-03-31 21:52 UTC: We are no longer observing SMS and MMS delivery delays sending to the US AT&T network over toll-free numbers. This incident has been resolved.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._


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Canonical: https://rewindex.com/company/twilio/incidents/9ljnnsmddpwf · Markdown: https://rewindex.com/company/twilio/incidents/9ljnnsmddpwf.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/9ljnnsmddpwf · Generated 2026-10-18T09:41:26.181Z