Sammamish Internet Providers
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Sammamish has 16 internet options – View all▼
Sammamish has multiple fiber providers, including Quantum Fiber and Ziply Fiber. Symmetric speeds of 6,000 Mbps are available in parts of the city.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Ziply Fiber | 6,000 | 6,000 | 17% |
| Quantum Fiber | 2,000 | 1,000 | 24% |
| CenturyLink | 1,000 | 1,000 | 15% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Xfinity | 2,000 | 250 | 99% |
| Astound | 1,500 | 50 | 51% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| CenturyLink | 140 | 20 | 71% |
| Ziply Fiber | 10-25 | 1-3 | 23% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Verizon | 300 | 20 | 91% |
| MINTernet | 100 | 20 | 100% |
| T-Mobile | 100 | 20 | 100% |
| AT&T | 100 | 20 | 97% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| HughesNet | 50 | 5 | 100% |
| Viasat | 50 | 3 | 100% |
| Provider | TechnologyTech | Download (Mbps) | Upload (Mbps) | AvailabilityCoverage |
|---|---|---|---|---|
| Astound | Fiber | 2,000 | 2,000 | 0.6% |
| Xfinity | Fiber | 2,000 | 250 | 0.6% |
Broadband Map's availability estimates are based on the census boundaries of Sammamish. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in Sammamish rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Sammamish ISPs' availability as of June 2025).