# Twilio: SMS Delivery Delays To AT&T USA Using Toll-Free Numbers And A Subset Of Long Code Numbers

> Twilio status incident “SMS Delivery Delays To AT&T USA Using Toll-Free Numbers And A Subset Of Long Code Numbers” on 2022-01-20: impact minor (vendor’s label), 8 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/6m79th2jtc0n
Last updated: 2022-01-20T06:50:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2022-01-20 06:42 UTC · Resolved: 2022-01-20 06:50 UTC · Duration: 8 min
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/6m79th2jtc0n](https://status.twilio.com/incidents/6m79th2jtc0n)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2022-01-20 06:50 UTC: We have fully investigated the SMS delivery delays issue, and it was determined that the delays are caused by an on-going maintenance by our carrier partner. All systems should be operational once the maintenance is done.

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

## Cite this

Status incident (vendor impact label: minor) posted by Twilio, started 2022-01-20 06:42 UTC, resolved after 8 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/6m79th2jtc0n
- Citation: Twilio, “SMS Delivery Delays To AT&T USA Using Toll-Free Numbers And A Subset Of Long Code Numbers” (2022-01-20 06:42 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/6m79th2jtc0n (CC BY 4.0).
- Markdown link: `[Twilio: SMS Delivery Delays To AT&T USA Using Toll-Free Numbers And A Subset Of Long Code Numbers (2022-01-20)](https://rewindex.com/company/twilio/incidents/6m79th2jtc0n)`


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Canonical: https://rewindex.com/company/twilio/incidents/6m79th2jtc0n · Markdown: https://rewindex.com/company/twilio/incidents/6m79th2jtc0n.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/6m79th2jtc0n · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T14:53:53.559Z