# Twilio: Degradation of US SMS Toll-free Traffic on Verizon.

> Twilio status incident “Degradation of US SMS Toll-free Traffic on Verizon.” on 2019-10-17: impact minor (vendor’s label), 1.2 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/91gq0pkx5d5m
Last updated: 2019-10-17T18:06:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2019-10-17 16:56 UTC · Resolved: 2019-10-17 18:06 UTC · Duration: 1.2 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/91gq0pkx5d5m](https://status.twilio.com/incidents/91gq0pkx5d5m)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2019-10-17 18:06 UTC: We are no longer seeing inbound SMS delays sent from the Verizon Network to twilio US Toll Free phone numbers. Message status callbacks (delivery receipts) for outbound messages have also recovered. This incident has been resolved.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._

## Cite this

Status incident (vendor impact label: minor) posted by Twilio, started 2019-10-17 16:56 UTC, resolved after 1.2 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/91gq0pkx5d5m
- Citation: Twilio, “Degradation of US SMS Toll-free Traffic on Verizon.” (2019-10-17 16:56 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/91gq0pkx5d5m (CC BY 4.0).
- Markdown link: `[Twilio: Degradation of US SMS Toll-free Traffic on Verizon. (2019-10-17)](https://rewindex.com/company/twilio/incidents/91gq0pkx5d5m)`


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Canonical: https://rewindex.com/company/twilio/incidents/91gq0pkx5d5m · Markdown: https://rewindex.com/company/twilio/incidents/91gq0pkx5d5m.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/91gq0pkx5d5m · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T14:54:14.757Z