Outage in Twilio

SMS Delivery Failures from a Subset of Twilio Short Codes to Verizon United States

Resolved Minor

May 10, 2026 - Started 30 days ago - Lasted about 4 hours
Official incident page

Incident Report

Summary AI Generated

Twilio experienced SMS delivery failures from a subset of short codes to Verizon network subscribers in the United States, affecting the SMS Short Code service in North America. The incident lasted 8 minutes and was classified as minor. The team actively investigated the issue during the outage period.

Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes to Verizon network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

Components affected

Twilio SMS Short Code, North America

Trusted by 1,000+ teams

The Status Page Aggregator with Early Outage Detection

Stop finding out about outages from your users. Monitor 6,320+ cloud services and get alerted the second something breaks.

Start Free Trial Learn More

Latest Updates ( sorted recent to last )

IDENTIFIED 30 days ago - at 05/10/2026 03:27PM

Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes to Verizon network subscribers in the United States. 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.

INVESTIGATING 30 days ago - at 05/10/2026 01:22PM

Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes to Verizon 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.

INVESTIGATING 30 days ago - at 05/10/2026 12:21PM

Latest Twilio outages

User Authentication Identity SNA Missing Redirects for KPN in Netherlands - about 1 hour ago

SMS Delivery Receipt Delays from Twilio Phone Numbers to Odido Netherlands - about 8 hours ago

On Call Engineers are Investigating - about 11 hours ago

SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs to Multiple Networks in United Kingdom - about 11 hours ago

SMS Delivery Delays and Failures from Twilio Phone Numbers to Tigo Bolivia - 1 day ago

The Status Page Aggregator with Early Outage Detection

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 6320 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook