# SendGrid: Voice Call Post Dial Delay from a Subset of Twilio Phone Numbers to Thailand

> SendGrid reports problems with voice calls on the APAC Voice and APAC carrier network components. Calls from some SendGrid phone numbers to Thailand have post dial delay. SendGrid identified the cause and continues to work on the fix.

- Provider: [SendGrid](https://outages.cc/sendgrid.md)
- Type: Incident
- State: identified
- Worst impact: Degraded performance
- Started: 2026-10-12 11:53 UTC
- Components: Voice, APAC, CARRIER NETWORK - Voice, APAC
- Official update: https://stspg.io/6z04b5nnhvd2

## Updates from SendGrid

### identified, 2026-11-01 17:18 UTC

Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone Numbers to network subscribers in Thailand. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.