AT&T Fiber is available in Alton. Get speeds up to 5 Gig • Sponsored AT&T Fiber is available in Alton. Get speeds up to 5 Gig. Check availability on AT&T's Website ↗ • Sponsored
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Alton has 15 internet options – View all▼
Alton has multiple fiber providers, including Metronet and Smartcom Telephone. Symmetric speeds of 5,120 Mbps are available in parts of Alton.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Metronet | 5,120 | 5,120 | 89% |
| Smartcom Telephone | 5,000 | 5,000 | 69% |
| AT&T | 5,000 | 5,000 | 42% |
| Spectrum | 1,000 | 1,000 | 60% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Spectrum | 1,000 | 1,000 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| AT&T | 100 | 20 | 93% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| TWIN | 400 | 100 | 100% |
| VTX Communications | 400 | 50 | 100% |
| Verizon | 300 | 20 | 100% |
| T-Mobile | 100 | 20 | 100% |
| MINTernet | 100 | 20 | 95% |
| AT&T | 100 | 20 | 92% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Viasat | 100 | 3 | 100% |
| HughesNet | 50 | 5 | 100% |
Broadband Map's availability estimates are based on the census boundaries of Alton. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in Alton rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing Alton ISPs' availability as of December 2025).