# Twilio: SMS Delivery Delays from a Subset of Short Codes to T-Mobile, MetroPCS, and Sprint

> Twilio status incident “SMS Delivery Delays from a Subset of Short Codes to T-Mobile, MetroPCS, and Sprint” on 2021-10-21: impact minor (vendor’s label), 3.1 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/z4yp41g61vk1
Last updated: 2021-10-21T23:09:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2021-10-21 20:05 UTC · Resolved: 2021-10-21 23:09 UTC · Duration: 3.1 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/z4yp41g61vk1](https://status.twilio.com/incidents/z4yp41g61vk1)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2021-10-21 23:09 UTC: We are no longer experiencing SMS delivery delays when sending messages from a subset of short codes to T-Mobile, MetroPCS, and Sprint. 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._

## Cite this

Status incident (vendor impact label: minor) posted by Twilio, started 2021-10-21 20:05 UTC, resolved after 3.1 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/z4yp41g61vk1
- Citation: Twilio, “SMS Delivery Delays from a Subset of Short Codes to T-Mobile, MetroPCS, and Sprint” (2021-10-21 20:05 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/z4yp41g61vk1 (CC BY 4.0).
- Markdown link: `[Twilio: SMS Delivery Delays from a Subset of Short Codes to T-Mobile, MetroPCS, and Sprint (2021-10-21)](https://rewindex.com/company/twilio/incidents/z4yp41g61vk1)`


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Canonical: https://rewindex.com/company/twilio/incidents/z4yp41g61vk1 · Markdown: https://rewindex.com/company/twilio/incidents/z4yp41g61vk1.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/z4yp41g61vk1 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T16:12:14.855Z