SMS Delivery Report Delays to Verizon Wireless Network in the US for a Subset of Short Code and Toll Free number

Incident Report for Twilio

Resolved

We are no longer experiencing delivery reports delays to Verizon Wireless network in the US for a subset short codes but also toll free numbers. This incident has been resolved.

Posted Oct 31, 2025 - 02:08 PDT

Update

We are still observing recovery in delivery reports to Verizon Wireless network in the US for a subset short codes but also toll free numbers. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 31, 2025 - 00:19 PDT

Update

We are observing recovery in delivery reports to Verizon Wireless network in the US for a subset short codes but also toll free numbers. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 30, 2025 - 22:32 PDT

Update

Posted Oct 30, 2025 - 20:32 PDT

Monitoring

We are observing recovery in SMS delivery delays when sending messages to Verizon Wireless via short codes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 30, 2025 - 18:32 PDT

Identified

We have identified that this incident is impacting Delivery Reports to Verizon Wireless Network in the US for a Subset Short Codes but also Toll Free numbers, we can confirm that Message delivery is not impacted, just delivery reports. Our engineers are working with our carrier partner to verify improvements and followup with providers. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 30, 2025 - 16:32 PDT

Update

We have identified that this incident is impacting Delivery Reports to Verizon Wireless Network in the US for a Subset Short Codes but also Toll Free numbers, we can confirm that Message delivery is not impacted, just delivery reports. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 30, 2025 - 16:27 PDT

Update

We are still experiencing SMS delivery delays when sending messages to Verizon Wireless via Shortcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 30, 2025 - 15:55 PDT

Investigating

We are experiencing SMS delivery delays when sending messages to Verizon Wireless via Shortcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Oct 30, 2025 - 15:05 PDT

This incident affected: CARRIER NETWORK (SMS Short Code, North America, SMS Toll-Free, North America).