Xfinity is available in South Berwick. Call 833‑848‑2575 • Sponsored Xfinity is available in South Berwick. Check plans and availability ↗ or call 833‑848‑2575 • Sponsored
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South Berwick has 10 internet options – View all▼
South Berwick has one fiber provider, Fidium Fiber, and one cable provider, Xfinity. Symmetric speeds of 2,000 Mbps are available in parts of South Berwick.
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Fidium Fiber | 2,000 | 2,000 | 14% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Xfinity | 2,000 | 2,000 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Consolidated Communications | 80 | 20 | 100% |
| Provider | DownDownload (Mbps) | UpUpload (Mbps) | AvailabilityCoverage |
|---|---|---|---|
| Verizon | 300 | 20 | 90% |
| T-Mobile | 100 | 20 | 100% |
| Redzone Wireless | 50 | 15 | 10% |
| AT&T | 25 | 3 | 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 South Berwick. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Broadband Map's listings of internet providers in South Berwick rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing South Berwick ISPs' availability as of December 2025).