# SendGrid: Incident updated: SMS Delivery Delays from United Kingdom to a Subset of Twilio Long Codes

**Summary:** _summary pending_
- Kind: Incident update · Label: not classified yet
- Changed: 2026-10-21 16:33 UTC · Detected: 2026-10-21 16:33 UTC
- [Source: https://stspg.io/1bsbkc8kvvm6](https://stspg.io/1bsbkc8kvvm6)
- [Company: SendGrid](https://rewindex.com/company/sendgrid.md)
- Versions: before incident\_version:258/3kc8plw3qh3y@1fce9c762d37 → after incident\_version:258/3kc8plw3qh3y@05dd26160d6d
- Change 1 of 4 for this incident

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

**1. Changed: Title**

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

**2. Changed: Status**

```diff
- investigating
+ identified
```

**3. Added: Update** (identified) · 2026-10-21 16:32 UTC

```diff
+ Twilio customers may be experiencing SMS delivery delays from network subscribers in the United Kingdom to a subset of Twilio 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 (this change) |  |
| 2026-10-21 17:33 UTC | [Incident updated: SMS Delivery Failures from Network Subscribers to Twilio United Kingdom Long Codes](https://rewindex.com/change/r3ff4db94cf1b18.md) |  |
| 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) |  |

Next: [change](https://rewindex.com/change/r3ff4db94cf1b18.md) · All SendGrid changes: [timeline](https://rewindex.com/company/sendgrid/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/r2d40a5d6199d74 · Markdown: https://rewindex.com/change/r2d40a5d6199d74.md · JSON: https://rewindex.com/api/v1/changes/r2d40a5d6199d74 · Generated 2026-10-22T00:30:39.542Z