Business Phone Systems · monthly outage report
Business Phone Systems outages: May 2026
The 16 business phone systems we track reported 28 incidents in May 2026. RingCentral reported the most (7). 6 had a clean month: 8x8, CloudTalk, JustCall, Ooma Office, Vonage Business Communications, Zoom Phone.
| Vendor | Incidents | Partial / major |
|---|---|---|
| RingCentral | 7 | 0 |
| Aircall | 5 | 1 |
| Quo (formerly OpenPhone) | 4 | 1 |
| Freshdesk Contact Center (Freshcaller) | 3 | 0 |
| GoTo Connect | 3 | 3 |
| Dialpad | 2 | 1 |
| Google Voice | 1 | 1 |
| Grasshopper | 1 | 0 |
| Nextiva | 1 | 1 |
| net2phone | 1 | 0 |
| 8x8 | 0 | 0 |
| CloudTalk | 0 | 0 |
| JustCall | 0 | 0 |
| Ooma Office | 0 | 0 |
| Vonage Business Communications | 0 | 0 |
| Zoom Phone | 0 | 0 |