Optimum is available in Greenwich. Get speeds up to 8 Gig • Sponsored Optimum is available in Greenwich. Get speeds up to 8 Gig. Check availability ↗ • Sponsored
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Greenwich has 10 internet options – View all▼
Greenwich has multiple fiber providers, including Optimum and Verizon. Symmetric speeds of 8,000 Mbps are available in parts of Greenwich.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Optimum | 8,000 | 8,000 | 100% |
| Frontier | 7,000 | 7,000 | 20% |
| Verizon | 2,300 | 2,300 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Optimum | 940 | 35 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Verizon | 300 | 20 | 100% |
| T-Mobile | 100 | 20 | 100% |
| AT&T | 100 | 20 | 96% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| HughesNet | 100 | 5 | 100% |
| Viasat | 50 | 3 | 100% |
Broadband Map's availability estimates are based on the census boundaries of Greenwich. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in Greenwich rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing Greenwich ISPs' availability as of December 2025).