Optimum is available in Cedar Knolls. Get speeds up to 8 Gig • Sponsored Optimum is available in Cedar Knolls. Get speeds up to 8 Gig. Check availability ↗ • Sponsored
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Cedar Knolls has 11 internet options – View all▼
Cedar Knolls has multiple fiber providers, including Optimum and Verizon. Symmetric speeds of 8,000 Mbps are available in parts of Cedar Knolls.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Optimum | 8,000 | 8,000 | 100% |
| Verizon | 2,300 | 2,300 | 100% |
| Xfinity | 1,200 | 35 | 37% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Xfinity | 2,000 | 250 | 8% |
| Optimum | 940 | 35 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| T-Mobile | Up to 498 Mbps498 | Up to 55 Mbps55 | 100% |
| Verizon | 300 | 20 | 100% |
| AT&T | 100 | 20 | 100% |
| 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 Cedar Knolls. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in Cedar Knolls rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing Cedar Knolls ISPs' availability as of December 2025).