Coverage · ZIP 57239
Internet Providers in Grenville, SD (57239)
There are 4 internet providers available in Grenville, SD (ZIP 57239), including Venture Communications Cooperative, Starlink, Viasat. Compare each provider below by technology, maximum advertised speed, and area coverage, then call (833) 261-0564 for help choosing a plan. Coverage data is sourced from the FCC National Broadband Map.
Internet providers in Grenville, SD (ZIP 57239)
There are 4 residential internet providers available in Grenville, SD (ZIP 57239), including Venture Communications Cooperative, Starlink, Viasat. 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 |
|---|---|---|---|---|
| Venture Communications Cooperative | Fiber | 1 Gbps | 1 Gbps | 63% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
Internet in Grenville, SD — common questions
How many internet providers are available in Grenville, SD?
There are 4 internet providers available in Grenville, SD (ZIP 57239), including Venture Communications Cooperative, Starlink, Viasat. Availability varies by exact address.
What is the fastest internet available in 57239?
Venture Communications Cooperative offers the highest advertised download speed in Grenville, SD at up to 1 Gbps. Actual speeds depend on the plan and your address.
How do I check internet availability at my address in Grenville, SD?
Enter your ZIP code on Ziatan to see every provider serving your block, then call (833) 261-0564 for help comparing plans and pricing — free, with no signup required.