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South Plainfield has 14 business internet options – View all▼
South Plainfield has multiple business fiber providers, including Lightpath and Optimum.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Lightpath | 10,000 | 10,000 | High |
| Optimum | 8,000 | 8,000 | Moderate |
| Xfinity | 5,000 | 5,000 | Limited |
| Verizon | 2,048 | 2,048 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Xfinity | 2,000 | 250 | High |
| Optimum | 940 | 35 | Moderate |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| T-Mobile | 100 | 20 | High |
| AT&T | 100 | 6 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Starlink | 280 | 30 | High |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| HughesNet | 100 | 5 | High |
| Viasat | 35 | 4 | High |
| Provider | TechnologyTech | Download (Mbps) | Upload (Mbps) | AvailabilityCoverage |
|---|---|---|---|---|
| Fusion | Fiber | 1,000 | 1,000 | Limited |
| Zayo Group | Fiber | 0.2-10 | <1 | Limited |
| Xtel Communications | DSL/CopperDSL | 0.2-10 | <1 | Limited |
Broadband Map's availability estimates are based on the census boundaries of South Plainfield. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of business internet providers in South Plainfield rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing South Plainfield ISPs' availability as of June 2025).