SMS Delivery Delays and Failures from Twilio to Zamtel Zambia

Incident Report for Twilio

Resolved

The incident has been resolved and SMS delivery from Twilio to Zamtel network subscribers in Zambia is operating normally.

Posted Oct 10, 2026 - 06:22 PDT

Monitoring

We have observed a recovery in SMS delivery from Twilio to Zamtel network subscribers in Zambia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 10, 2026 - 04:19 PDT

Update

Twilio customers may be experiencing SMS delivery delays and failures from Twilio to Zamtel network subscribers in Zambia. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.

Posted Oct 10, 2026 - 03:04 PDT

Update

Twilio customers may be experiencing SMS delivery delays and failures from Twilio to Zamtel network subscribers in Zambia. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Oct 10, 2026 - 01:03 PDT

Investigating

Twilio customers may be experiencing SMS delivery delays and failures from Twilio to Zamtel network subscribers in Zambia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Oct 10, 2026 - 00:03 PDT

This incident affected: CARRIER NETWORK (SMS, Middle East & Africa).