# SendGrid: Incident updated: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States

**Summary:** _summary pending_
- Kind: Incident update · Label: not classified yet
- Changed: 2026-10-19 21:33 UTC · Detected: 2026-10-19 21:33 UTC
- [Source: https://stspg.io/mrcvpbg228qr](https://stspg.io/mrcvpbg228qr)
- [Company: SendGrid](https://rewindex.com/company/sendgrid.md)
- Versions: before incident\_version:258/cyfd9v2gnnvg@ca3603a075c8 → after incident\_version:258/cyfd9v2gnnvg@13034ed08d53
- Change 1 of 6 for this incident

Incident page (full timeline): [MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States](https://rewindex.com/company/sendgrid/incidents/cyfd9v2gnnvg.md)
## What changed

**1. Added: Update** (investigating) · 2026-10-19 21:27 UTC

```diff
+ Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-19 21:33 UTC | Incident updated: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States (this change) |  |
| 2026-10-19 21:43 UTC | [Incident updated: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States](https://rewindex.com/change/r72534c881093d2.md) |  |
| 2026-10-19 22:43 UTC | [Incident updated: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States](https://rewindex.com/change/rca1d5d093712c4.md) |  |
| 2026-10-20 00:53 UTC | [Incident updated: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States](https://rewindex.com/change/r6ce1752daf431f.md) |  |
| 2026-10-20 03:13 UTC | [Incident updated: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States](https://rewindex.com/change/r693131cd184be1.md) |  |
| 2026-10-20 05:03 UTC | [Incident updated: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States](https://rewindex.com/change/re48598eff13af4.md) |  |

Next: [change](https://rewindex.com/change/r72534c881093d2.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/r90b9d6328e6872 · Markdown: https://rewindex.com/change/r90b9d6328e6872.md · JSON: https://rewindex.com/api/v1/changes/r90b9d6328e6872 · Generated 2026-10-20T05:24:50.965Z