# SendGrid: Voice Call Failures and Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil

- Impact (vendor’s label): minor
- Status: monitoring · edited after publishing
- Started: 2026-10-19 13:29 UTC · Resolved: not resolved · Duration: ongoing
- Updates: 11 · Affected components: CARRIER NETWORK - Voice, Latin America, Voice, Latin America
- [Vendor status page: https://stspg.io/6cs6lqsvvrzr](https://stspg.io/6cs6lqsvvrzr)
- [Company: SendGrid](https://rewindex.com/company/sendgrid.md)

## Timeline of updates

- **investigating** 2026-10-19 13:29 UTC: Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- **investigating** 2026-10-19 14:29 UTC: Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
- **investigating** 2026-10-19 16:29 UTC: Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.
- **identified** 2026-10-19 16:31 UTC: Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. 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.
- **identified** 2026-10-19 17:33 UTC: Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. 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.
- **identified** 2026-10-19 19:00 UTC: Twilio customers may be experiencing voice call failures, and post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. 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.
- **identified** 2026-10-19 20:00 UTC: Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. 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.
- **identified** 2026-10-19 20:44 UTC: Twilio customers may be experiencing voice call failures and post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. 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.
- **identified** 2026-10-19 21:44 UTC: Twilio customers may be experiencing voice call failures and post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. 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.
- **identified** 2026-10-19 22:00 UTC: Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile Numbers to network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
- **monitoring** 2026-10-19 22:51 UTC: We have observed a recovery in voice calls from a subset of Twilio Mobile Numbers to network subscribers in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

## Rewindex changes for this incident

- 2026-10-19 14:33 UTC: [Incident updated: Voice Call Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/re2a74ab9bb02e9.md)
- 2026-10-19 16:33 UTC: [Incident updated: Voice Call Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/ra5a0772f35bd6a.md)
- 2026-10-19 17:53 UTC: [Incident updated: Voice Call Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/r57bdceb7551921.md)
- 2026-10-19 19:03 UTC: [Incident updated: Voice Call Failures, Dialing Delays from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/rfb8f68b2d1cb68.md)
- 2026-10-19 20:03 UTC: [Incident updated: Voice Call Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/ra60c6fd1f9e02b.md)
- 2026-10-19 20:53 UTC: [Incident updated: Voice Call Failures and Post Dial Delay From a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/rf3af27f9d58485.md)
- 2026-10-19 21:53 UTC: [Incident updated: Voice Call Failures and Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/r33cd1ad5d6dfaf.md)
- 2026-10-19 22:03 UTC: [Incident updated: Voice Call Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/r1dc24e63d26bd7.md)
- 2026-10-19 22:53 UTC: [Incident updated: Voice Call Failures and Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil](https://rewindex.com/change/rdd7840d81ea8d1.md)


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Canonical: https://rewindex.com/company/sendgrid/incidents/ny4f1x332ggd · Markdown: https://rewindex.com/company/sendgrid/incidents/ny4f1x332ggd.md · JSON: https://rewindex.com/api/v1/companies/sendgrid/incidents/ny4f1x332ggd · Generated 2026-10-19T23:35:14.742Z