Optimum is available in Islip Terrace. Get speeds up to 8 Gig • Sponsored Optimum is available in Islip Terrace. Get speeds up to 8 Gig. Check availability ↗ • Sponsored
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Islip Terrace has 8 internet options – View all▼
Islip Terrace has two fiber providers, Optimum and Verizon. Symmetric speeds of 8,000 Mbps are available in parts of Islip Terrace.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Optimum | 8,000 | 8,000 | 100% |
| Verizon | 2,300 | 2,300 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Optimum | 940 | 35 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Verizon | 25 | 6 | 31% |
| T-Mobile | 25 | 3 | 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 Islip Terrace. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in Islip Terrace rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing Islip Terrace ISPs' availability as of December 2025).