US WARN layoff notices › Employers › T-Mobile
Official state WARN filings by T-Mobile since 2024, normalized from state labor department sources. Latest notice: 2026-08-26.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2026-08-26 | Washington | Seattle, Bellingham, Bothell, Vancouver, Bellevue, Kennewick, Tacoma, and Yakima | 77 | 2026-09-21 | Layoff |
| 2026-08-17 | Oklahoma | Oklahoma City | — | — | Other |
| 2026-04-16 | Tennessee | Hamilton | 200 | 2026-06-08 | — |
| 2026-04-10 | Colorado | Denver | 51 | 2026-06-08 | Business Sales Care no longer operating at the facility. Not a closure. |
| 2026-02-02 | Washington | Various locations in Washington | 637 | 2026-04-02 | Layoff |
| 2026-01-31 | Kentucky | Jefferson County - Louisville | 74 | 2026-04-02 | Layoff |
| 2026-01-30 | Illinois | Schaumburg, 50 Commerce Dr., Suite 130 | 172 | — | State |
| 2026-01-01 | New Jersey | Bellevue, WA (Statewide in NJ) | 78 | 2026-04-21 | — |
| 2025-08-15 | Washington | King County | 131 | 2025-10-13 | Layoff |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, 48h-delayed, notices 2024+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.