---
title: "Is Sierra Wireless USSD down? Sierra Wireless USSD status"
url: "https://www.openstatus.dev/status/sierrawireless/ussd-5"
description: "Live Sierra Wireless USSD status, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is Sierra Wireless USSD down?

**Answer:** No, Sierra Wireless USSD is not down. All Sierra Wireless USSD systems are operational.

- Status: operational
- Checked: 2026-11-07T06:50:02Z
- User reports in the last 15 minutes: 0
- Part of: [Sierra Wireless](/status/sierrawireless.md) / SW Essentials1
- Official status page: https://status.sierrawireless.com
- About: A connectivity service using the Unstructured Supplementary Service Data protocol as an alternative to an IP based communication to exchange two-way (MO and MT) small data packets with customers devices in the field connected via the cellular network (GPRS, 3G)

## Last 45 days

2 of 2 tracked days without issues.

## Incidents affecting USSD

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2025-12-09 | [Essentials1 Service Notification: (GNOC-10520)](https://stspg.io/59zyjzzr1by9) | incident | 5h 6m |
| 2025-10-29 | [Service Degradation Notification for Essentials1 SIM Subscriptions in NAM & EU Region (GNOC-10029)](https://stspg.io/0qmnpcmp3t75) | incident | 2h 34m |

## Links

- HTML page: /status/sierrawireless/ussd-5
- Service: /status/sierrawireless.md