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There are 9 residential internet providers available in Castleford, ID (ZIP 83321), including Truleap Technologies, Verizon 5G Home, White Cloud Communications. The table below lists each provider with its technology type, maximum advertised speeds, and area coverage, sourced from the FCC National Broadband Map.
| Provider | Technology | Max download | Max upload | Area coverage |
|---|---|---|---|---|
| Truleap Technologies | 5G Home Internet | 1 Gbps | 1 Gbps | 1% |
| Verizon 5G Home | 5G Home Internet | 300 Mbps | 20 Mbps | 16% |
| White Cloud Communications | 5G Home Internet | 200 Mbps | 50 Mbps | 39% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 6% |
| Anthem | Fixed Wireless | 100 Mbps | 20 Mbps | 34% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
| CenturyLink | DSL | 40 Mbps | 3 Mbps | 35% |
* Starting prices and promotions shown are indicative national offers for select major providers, as of May 2026. Actual pricing varies by address, plan, and promotion, and changes frequently — most intro rates require AutoPay/paperless and exclude taxes & fees. Confirm current pricing and offers directly with the provider before ordering. See our Disclaimer.
Coverage data sourced live from our national broadband dataset (Dec 2024). Try a popular ZIP:
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