# Twilio: AvailablePhoneNumbers API returning 500 When Including Beta=false Parameter

> Twilio status incident “AvailablePhoneNumbers API returning 500 When Including Beta=false Parameter” on 2021-02-02: impact minor (vendor’s label), 4.8 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/b9n6sf45zysj
Last updated: 2021-02-03T03:26:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2021-02-02 22:36 UTC · Resolved: 2021-02-03 03:26 UTC · Duration: 4.8 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/b9n6sf45zysj](https://status.twilio.com/incidents/b9n6sf45zysj)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2021-02-03 03:26 UTC: We have investigated the incident causing API 500 errors when attempting to search a subset of US Phone Numbers via the API, and it was determined that the impact was limited to a small set of customers. We are closing this incident and will reach out to these customers individually for further follow-ups.

_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 2021-02-02 22:36 UTC, resolved after 4.8 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/b9n6sf45zysj
- Citation: Twilio, “AvailablePhoneNumbers API returning 500 When Including Beta=false Parameter” (2021-02-02 22:36 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/b9n6sf45zysj (CC BY 4.0).
- Markdown link: `[Twilio: AvailablePhoneNumbers API returning 500 When Including Beta=false Parameter (2021-02-02)](https://rewindex.com/company/twilio/incidents/b9n6sf45zysj)`


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Canonical: https://rewindex.com/company/twilio/incidents/b9n6sf45zysj · Markdown: https://rewindex.com/company/twilio/incidents/b9n6sf45zysj.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/b9n6sf45zysj · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T21:23:17.939Z