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Mercer Island has 14 business internet options – View all▼
Mercer Island has multiple business fiber providers, including Xfinity and Astound .
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Xfinity | 10,000 | 10,000 | Limited |
| Astound | 2,000 | 2,000 | Limited |
| Quantum Fiber | 2,000 | 1,000 | High |
| CenturyLink | 1,000 | 1,000 | Moderate |
| Zayo Group | 100 | 100 | Limited |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Xfinity | 2,000 | 2,000 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| CenturyLink | 140 | 20 | Moderate |
| TPx Communications | 50 | 15 | Limited |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Verizon | 400 | 40 | Moderate |
| T-Mobile | 100 | 20 | High |
| AT&T | 100 | 6 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Viasat | 100 | 4 | High |
| HughesNet | 50 | 5 | High |
Broadband Map's availability estimates are based on the census boundaries of Mercer Island. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of business internet providers in Mercer Island rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Mercer Island ISPs' availability as of June 2025).