Internet providers in Belle Fourche, South Dakota 57717
ZIP code 57717 is in Belle Fourche, Butte County, South Dakota. Compare the major providers below, then check availability for your address.
Internet in Belle Fourche 57717: local snapshot
About 90% of the 3,474 households in 57717 have a broadband subscription, 2 points above the South Dakota average of 89%. That ranks 57717#91 of 333 ZIP codes in South Dakota for broadband adoption.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023). These figures describe the area, not the providers available at your address.
Compare internet providers in Belle Fourche, South Dakota
Share of residential locations in Belle Fourche where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Midco | Fiber, Cable, Fixed wireless | 93% | |
| 2 | BHT Investment Holdings | Fixed wireless | 89% | |
| 3 | Clarity Telecom | Fiber, Cable, Fixed wireless | 80% | |
| 4 | T-Mobile Home Internet | Fixed wireless | 70% | |
| 5 | CenturyLink / Quantum Fiber | Fiber, DSL | 61% | |
| 6 | AT&T | Fiber, DSL, Fixed wireless | <1% | Check availability |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What technologies are available in Belle Fourche?
Fiber reaches about 28% of locations in Belle Fourche, so it is available in parts of the area but not everywhere. Plans of 100 Mbps or faster are reported for about 99%+ of locations, while gigabit-class service reaches about 37%. Fixed wireless home internet is reported for about 99% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Belle Fourche that providers report they can serve. City-level figures, not your address.
What to know about internet in Belle Fourche 57717
Midco reports service to the most residential locations in Belle Fourche, about 93%. 5 providers report coverage of at least half of locations (Midco, BHT Investment Holdings, Clarity Telecom, T-Mobile Home Internet, and CenturyLink / Quantum Fiber), so the market looks competitive. BHT Investment Holdings and T-Mobile Home Internet offer fixed wireless home internet, an option if you prefer no cable or fiber installation.
The median age of residents is 38.
Frequently asked questions
Is fiber internet available in Belle Fourche?
Yes, in part. About 28% of residential locations in Belle Fourche can get fiber, 95% can get cable, and about 37% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Belle Fourche?
Midco reports service to about 93% of residential locations in Belle Fourche, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Belle Fourche?
5 providers report service to at least 2% of locations in Belle Fourche, and 5 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in Belle Fourche 57717?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Internet providers near Belle Fourche
- Spearfish, SD (12 mi)
- Sturgis, SD (25 mi)
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