# Vonage: USA SMS - Delivery degradation affecting 10DLC traffic towards AT&T operator

> Vonage status incident “USA SMS - Delivery degradation affecting 10DLC traffic towards AT&T operator” on 2026-10-27: impact minor (vendor’s label), 1.4 h, 4 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/vonage/incidents/dpk4t5rlfxld
Last updated: 2026-10-27T14:08:24Z

- Impact (vendor’s label): minor
- Status: resolved · edited after publishing
- Started: 2026-10-27 04:19 UTC · Resolved: 2026-10-27 05:45 UTC · Duration: 1.4 h
- Updates: 4 · Affected components: Global Connectivity - SMS North America, SMS North America
- [Vendor status page: https://vonageapi.statuspage.io/incidents/dpk4t5rlfxld](https://vonageapi.statuspage.io/incidents/dpk4t5rlfxld)
- [Company: Vonage](https://rewindex.com/company/vonage.md)

## Timeline of updates

- **investigating** 2026-10-27 04:19 UTC: Please be advised that we are observing SMS delivery degradation for 10dlc towards AT&T operator in USA.. We are working towards resolution of the issue and will issue an update as soon as more information becomes available. If you have any questions, please contact api.support.vonage.com
- **monitoring** 2026-10-27 05:14 UTC: A fix has been implemented and we are monitoring the results.
- **monitoring** 2026-10-27 05:14 UTC: We are continuing to monitor for any further issues.
- **resolved** 2026-10-27 05:45 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2026-10-27 05:24 UTC: [Incident updated: USA SMS - Delivery degradation affecting 10DLC traffic towards AT&T operator](https://rewindex.com/change/rdd944ebe8548e2.md)
- 2026-10-27 05:53 UTC: [Incident updated: USA SMS - Delivery degradation affecting 10DLC traffic towards AT&T operator](https://rewindex.com/change/rcaa11b4424bd9b.md)


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Canonical: https://rewindex.com/company/vonage/incidents/dpk4t5rlfxld · Markdown: https://rewindex.com/company/vonage/incidents/dpk4t5rlfxld.md · JSON: https://rewindex.com/api/v1/companies/vonage/incidents/dpk4t5rlfxld · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-27T14:08:24.889Z