# SendGrid: Incident updated: SMS Delivery Failures from Network Subscribers to Twilio United Kingdom Long Codes

**Summary:** _summary pending_
- Kind: Incident update · Label: not classified yet
- Changed: 2026-10-21 17:33 UTC · Detected: 2026-10-21 17:33 UTC
- [Source: https://stspg.io/1bsbkc8kvvm6](https://stspg.io/1bsbkc8kvvm6)
- [Company: SendGrid](https://rewindex.com/company/sendgrid.md)
- Versions: before incident\_version:258/3kc8plw3qh3y@05dd26160d6d → after incident\_version:258/3kc8plw3qh3y@9d5cf086385b
- Change 2 of 4 for this incident

Incident page (full timeline): [SMS Delivery Failures from Network Subscribers to Twilio United Kingdom Long Codes](https://rewindex.com/company/sendgrid/incidents/3kc8plw3qh3y.md)
## What changed

**1. Changed: Title**

```diff
- SMS Delivery Delays from United Kingdom to a Subset of Twilio Long Codes
+ SMS Delivery Failures from Network Subscribers to Twilio United Kingdom Long Codes
```

**2. Added: Update** (identified) · 2026-10-21 17:32 UTC

```diff
+ Twilio customers may be experiencing SMS delivery failures from network subscribers to Twilio United Kingdom Long Codes. 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.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-21 16:33 UTC | [Incident updated: SMS Delivery Delays from United Kingdom to a Subset of Twilio Long Codes](https://rewindex.com/change/r2d40a5d6199d74.md) |  |
| 2026-10-21 17:33 UTC | Incident updated: SMS Delivery Failures from Network Subscribers to Twilio United Kingdom Long Codes (this change) |  |
| 2026-10-21 18:33 UTC | [Incident updated: SMS Delivery Failures from United Kingdom to a Subset of Twilio Long Codes](https://rewindex.com/change/r1e7c1b9ddea2f5.md) |  |
| 2026-10-21 20:43 UTC | [Incident updated: SMS Delivery Failures from United Kingdom to a Subset of Twilio Long Codes](https://rewindex.com/change/r3c523c37ec5110.md) |  |

Previous: [change](https://rewindex.com/change/r2d40a5d6199d74.md) · Next: [change](https://rewindex.com/change/r1e7c1b9ddea2f5.md) · All SendGrid changes: [timeline](https://rewindex.com/company/sendgrid/changes.md)
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Canonical: https://rewindex.com/change/r3ff4db94cf1b18 · Markdown: https://rewindex.com/change/r3ff4db94cf1b18.md · JSON: https://rewindex.com/api/v1/changes/r3ff4db94cf1b18 · Generated 2026-10-22T00:30:40.012Z