# Bandwidth: Outbound MMS Delays - T-Mobile

- Impact (vendor’s label): none
- Status: postmortem
- Started: 2026-10-13 21:19 UTC · Resolved: 2026-10-14 01:59 UTC · Duration: 4.7 h
- Updates: 4 · Affected components: MMS Messaging (MM4), United States Messaging Services - MMS Messaging (MM4)
- [Vendor status page: https://stspg.io/33wz9d0v9pqy](https://stspg.io/33wz9d0v9pqy)
- [Company: Bandwidth](https://rewindex.com/company/bandwidth.md)

## Timeline of updates

- **investigating** 2026-10-13 21:19 UTC: Bandwidth teams are investigating outbound messages towards T-Mobile destinations. These messages are delayed in delivery.
- **monitoring** 2026-10-14 00:55 UTC: Teams are observing expected messaging delivery. We will monitor for stability.
- **resolved** 2026-10-14 01:59 UTC: This incident has been resolved.
- **postmortem** 2026-10-14 08:09 UTC: Bandwidth has concluded its investigation of this issue and determined that between 20:00 UTC and 23:55 UTC on October 13th, outbound 10DLC MMS traffic to T-Mobile and Verizon experienced intermittent delivery delays.  Due to the limited scope of impact, Bandwidth is closing this incident and this will be the extent of the information we will provide for this issue. If you have any questions, please contact us through the Bandwidth support portal.  We are grateful you have entrusted Bandwidth as your communication partner and we are sorry if this issue resulted in any disruption to your services.


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Canonical: https://rewindex.com/company/bandwidth/incidents/62n570tl1t12 · Markdown: https://rewindex.com/company/bandwidth/incidents/62n570tl1t12.md · JSON: https://rewindex.com/api/v1/companies/bandwidth/incidents/62n570tl1t12 · Generated 2026-10-20T01:32:01.235Z