1
AT&T
5G Home
300 Mbps max $48.00/mo to start
South Dakota
Top 5 Internet Providers in Grenville, SD
RSINC has 5 internet providers for Grenville, SD. The listings include 1 fiber, 0 cable and 0 fixed-wireless options; some providers use several technologies.
Providers
5
Top speed
1 Gbps
Cheapest
$39.99/mo
Fiber options
1
Available providers
5 ISPs listed for Grenville
All recorded residential providers. Listing order is not a quality ranking. Confirm current offers and address eligibility with the provider.
Planned service
These providers are listed for future nationwide service and are not included in the current recorded-provider count. Availability dates and offers need confirmation.
Amazon Leo — planned nationwide
Call 1-877-697-2926
Expected download speed: 300–500 Mbps. Estimated live Q1 2027.
ZIP codes in Grenville
ZIP codes associated with this city in our records. ZIP boundaries can extend beyond city limits. Call 1-877-697-2926 to check service at your address.
- 57239
At a glance
What's best in Grenville?
Comparison of recorded listings. A maximum speed and starting price may describe different plans.
Fastest
Venture
top speed
1 Gbps
Cheapest
Hughesnet
/mo to start
$39.99
Most available
Viasat
city coverage
100%
Speed leaderboard
Maximum advertised download speed in Grenville.
Understanding these listings
Internet in Grenville, SD a buyer's guide.
A closer look at the recorded options in Grenville. Read our methodology for shared guidance on prices, speeds and eligibility.
Best Home Internet in Grenville
Recorded speed leaders include Venture at 1 Gbps, Starlink at 400 Mbps, AT&T at 300 Mbps. The lowest recorded starting price is $39.99 per month. This price does not necessarily buy the fastest listed speed. Confirm the offer at the installation address. For Grenville, compare individual listings rather than treating the city maximum as a speed available to every home.
How Internet Works in Grenville
The recorded technology mix for Grenville includes 1 fiber listings, 0 cable listings and 1 cellular/5G listings. A provider may appear in several technology categories, so these counts should not be added together.
Internet for Rural Grenville Addresses
For locations outside the center of Grenville, the directory records 0 fixed-wireless and 3 satellite listings. A city-level entry does not establish eligibility at a rural address; ask each provider to check the installation location.
Understand internet connection types
Learn how the major internet technologies work before comparing plans in Grenville. Availability varies by address.
See internet providers in nearby cities.
FAQ
Grenville Internet FAQs
How many providers are listed for Grenville, SD?
5 distinct residential providers are recorded. A city listing is not an address-level availability guarantee.
What download speeds are recorded for Grenville?
The highest listed speeds include Venture (1 Gbps recorded maximum), Starlink (400 Mbps recorded maximum), AT&T (300 Mbps recorded maximum).
What is the lowest recorded starting price in Grenville?
$39.99/mo is the lowest non-missing starting price in these listings. Fees, discounts, eligibility and the associated speed tier need confirmation.
Does the Grenville directory include fiber?
1 providers have a fiber flag in this city’s records. This describes the listings, not the share of homes connected.