Xfinity is available in Sumner. Call 833-848-2575 • Sponsored Xfinity is available in Sumner. Check plans and availability or call 833-848-2575 • Sponsored
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Sumner has 13 internet options – View all▼
Sumner has two fiber providers, Quantum Fiber and CenturyLink. Symmetric speeds of 8,000 Mbps are available in parts of the city.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Quantum Fiber | 8,000 | 8,000 | 60% |
| CenturyLink | 1,000 | 1,000 | 8% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Xfinity | 2,000 | 250 | 100% |
| Astound | 1,500 | 50 | 8% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| CenturyLink | 140 | 40 | 87% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Verizon | 300 | 20 | 98% |
| AT&T | 100 | 20 | 100% |
| MINTernet | 100 | 20 | 98% |
| T-Mobile | 100 | 20 | 98% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| HughesNet | 50 | 5 | 100% |
| Viasat | 50 | 3 | 100% |
| Viasat Carrier Services | 25 | 3 | 0.2% |
Broadband Map's availability estimates are based on the census boundaries of Sumner. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in Sumner rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Sumner ISPs' availability as of June 2025).