Outage in Zipwhip

SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers To Verizon Wireless in United States of America

Resolved Minor

January 24, 2026 - Started about 2 months ago - Lasted 1 day
Official incident page

Incident Report

We are experiencing SMS delivery delays to Verizon Wireless in the United States of America. 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.

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Latest Updates ( sorted recent to last )

RESOLVED about 1 month ago - at 01/26/2026 12:01AM

We are no longer experiencing SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers to Verizon Wireless in United States of America 311-489. This incident has been resolved.

MONITORING about 1 month ago - at 01/25/2026 10:24PM

We are observing recovery in SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers to Verizon Wireless in United States of America 311-489. 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.

INVESTIGATING about 1 month ago - at 01/25/2026 11:46AM

We are still experiencing SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers to Verizon Wireless in United States of America 311-489. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.

INVESTIGATING about 1 month ago - at 01/25/2026 04:28AM

We are still experiencing SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers to Verizon Wireless in United States of America 311-489. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.

INVESTIGATING about 2 months ago - at 01/25/2026 12:57AM

We continue experiencing SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers To Verizon Wireless in United States of America 311-489. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING about 2 months ago - at 01/24/2026 11:02PM

We are experiencing SMS delivery delays to Verizon Wireless in the United States of America. 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.

INVESTIGATING about 2 months ago - at 01/24/2026 09:57PM

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