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Flagstaff has 12 internet options – View all▼
Flagstaff has two fiber providers, Quantum Fiber and CenturyLink. Download speeds as fast as 2,000 Mbps are available in parts of the city.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Quantum Fiber | 2,000 | 1,000 | 13% |
| CenturyLink | 1,000 | 1,000 | 13% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Optimum | 940 | 35 | 99% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| CenturyLink | 140 | 40 | 86% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Bluespan Wireless | 350 | 35 | 99% |
| Verizon | 300 | 20 | 96% |
| AT&T | 100 | 20 | 99% |
| MINTernet | 100 | 20 | 98% |
| T-Mobile | 100 | 20 | 98% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | 99% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| HughesNet | 100 | 5 | 99% |
| Viasat | 10-25 | 1-3 | 99% |
Broadband Map's availability estimates are based on the census boundaries of Flagstaff. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in Flagstaff rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Flagstaff ISPs' availability as of June 2025).